When dealing with numbers in statistics, incorporating data visualization is integral to creating a readable and understandable summary of a dataset. The situation in which these graphs are used depends mainly on the strengths and weaknesses of each method. Line Graph: A line graph is a graph that measures change over time by plotting individual data points connected by straight lines. After creating your survey, choose any of the available form fields in the left sidebar of the Form builder. Line charts will perform exceptionally for a huge number of data with different time intervals. The data in the table, below, is displayed in Figure 1, which shows the relationship between two variables: length and median weight for American baby boys and girls during the first three years of life. Just like a pizza is divided into different slices, each sector in a pie chart represents the proportion of an element in the dataset. It reveals the variation, centering, and distribution of the data. by Formplus | Line graphs (or line charts) are best when you want to show how the value of something changes over time, or compare how several things change over time relative to each other.Whenever you hear that key phrase “over time,” that’s your clue to consider using a line graph for your data. Grouped bar charts are used when the datasets have subgroups that need to be visualized on the graph. Line charts will display lines going horizontally that consists of the horizontal x-axis, which is independent axis because the values in x-axis do not depend on anything, typically it would be time on the x-axis as it continues to move forward irrespective of anything) and vertical y-axis, which is dependent axis because the values in y-axis will depend on x-axis and the result is the line that progress horizontally. The graph may ascend, descend, or do both depending on what kind of data is being visualized. These types of charts are used to visualize the data over time. The bubbles on a labeled bubble chart are usually labeled for easy identification, particularly when dealing with different groups of data. Trivial Graph. The eight types are linear, power, quadratic, polynomial, rational, exponential, logarithmic, and sinusoidal. Two groups of data visualized on a scatter plot are said to be positively correlated if an increase in one implies an increase in the other. When you are graphing percentages of a distribution a pie chart would be suitable. a Line graph. . A normally distributed histogram chart is usually bell-shaped. . This is a scatterplot-like chart that displays data vertically in one dimension. Generate some data df - data.frame(time=c("breakfeast", "Lunch", "Dinner"), bill=c(10, 30, 15)) head(df) ## time bill ## 1 breakfeast 10 ## 2 Lunch 30 ## 3 Dinner 15. When smaller changes exist, line graphs are better to use than bar graphs. This is a type of stacked area chart where the area occupied by each group of data on the chart is measured as a percentage of its amount from the total data. In a bimodally distributed histogram chart, we have two groups of histogram charts that are of normal distribution. Two groups of data visualized on a scatter plot are said to have no correlation if there is no clear correlation between them. Similar to a line graph, area graphs use dots connected by a line. The above chart shows the different lines for different segments of the houses. Then we will get the list of line charts available and we should select the line which will be the 1st one of the list as we are plotting a simple line graph for the data. A graph is a  mathematical diagram that depicts the relationship between two or more sets of numerical data over a period of time. In a simple line graph, only one line is plotted on the graph. Types of graphs and charts. A scatter plot diagram can be said to have a high or low positive correlation. The different graphs that are commonly used in statistics are given below. The simplest and and most straightforward way to compare various categories is often the classic column-based bar graph. Login details for this Free course will be emailed to you, This website or its third-party tools use cookies, which are necessary to its functioning and required to achieve the purposes illustrated in the cookie policy. A map bubble chart is usually used to illustrate data on a map. AKA Arithmetic Charts, Add-Subtract Charts. Select the data that needs to be plotted and go to “insert tab” and select the line chart and click on “Stacked Line chart” which is marked in a red-colored as shown below: Now we can see the data in stacked form plotted in the graph as below: We can observe the lines are not getting overlapped because the stacked graph gives us the cumulative at each point. The Line Chart. This dot lot was created by Leland Wilkinson. For horizontally placed rectangular bars, the categorical data is defined on the vertical axis while the horizontal axis defines the discrete data. Multiple line charts can also give rise to other related charts like the sparkline or ridgeline plot. Select the form field required to collect information for your graph by clicking or dragging and dropping it on the live preview section. However, an area graph involves coloring between the line and the horizontal axis. It is said to be similar to the histogram chart and bar chart because the height of the aggregation of each group of the dot-like markers is equal to the frequency of the elements in a particular class interval. In ggplot2, the parameters linetype and size are used to decide the type and the size of lines, respectively. . (Source: Wikipedia). By closing this banner, scrolling this page, clicking a link or continuing to browse otherwise, you agree to our Privacy Policy, New Year Offer - All in One Excel VBA Bundle (35 Courses with Projects) View More, All in One Excel VBA Bundle (35 Courses with Projects), 35+ Courses | 120+ Hours | Full Lifetime Access | Certificate of Completion. As we had seen the line graph in the above example but we couldn’t able to see the mark of the exact place of data points. They organize and present data in a clear manner and show relationships between the data. a Pie Chart. A line graph is designed to reveal trends, progress, or changes that occur over time. Now we use a Line chart to see the trend in the sales for the given period. All intervals are the same size. Charts, on the other hand, is a representation of datasets with the intent of making the user understand the information in a better manner. To create a new survey on Formplus, go to Forms in the top menu, then click on the Create Form button. It helps in visualizing large amounts of data. CFA Institute Does Not Endorse, Promote, Or Warrant The Accuracy Or Quality Of WallStreetMojo. Now we use a Line chart to see the trend in the sales for the given period. Graphs and charts are easy ways of showcasing each of these content. It may be difficult to ascertain specific values at a glance. Straight Line Graph. The Line Chart is especially effective in displaying trends. For example, $4 could be represented by a rectangular bar fo… This can be plotted with a marker as well with data labels for better understanding and visualization. Each of these graphs has its own strengths and weaknesses that make it better than others in some situations. A histogram chart can be said to be right or left-skewed depending on the direction where the peak tends towards. A dot plot is a type of graph with data points, which are vertically represented by dot-like markers. Here's how to create a line plot with text labels using plot(). The histogram chart is classified into different parts depending on their distribution. The 4 main types of graphs are a bar graph or bar chart, line graph, pie chart, and diagram. It is not convenient to plot when dealing with fractions and decimals. Like a column chart, data labels on a line graph are on the X-axis while measurements are on the Y-axis. A graph with only one vertex is called a Trivial Graph. Here we discuss Top 7 types of line charts along with practical examples and downloadable excel template. Vertical line ... Horizontal Line Graph. In a stacked area chart, the colored segments are stacked on top of one another so that they do not intersect. They are placed above each other such that they intersect. Let’s see how to plot the 100% stacked line chart and also how it looks: Select the data that needs to be plotted and go to “insert tab” and select the line chart and click on “100% Stacked Line chart” which is marked in a red colored as shown above: From the above graph, we can observe the data points are in terms of cumulative percentage. The bubbles on a 3D bubble Chart are spherical. . A graph is a pictorial representation of data in an organized manner. Alternatively, you can compare trends for several different data groups. Graphs and charts are used in analytical geometry to map out the functions of two or more variables in a cartesian coordinate. It will give better visualization to note the data points and we also can use “data labels” from the options of a line chart to showcase the data points on the graph. After adding the necessary form fields to your survey, click on the Save button in the top-right corner of the form builder and you will be automatically directed to the Customise page. A graph of the different line types is shown below : Basic line plots. Some of the types of line graphs are highlighted below. This is the most basic type of pie chart and can also be simply called a pie chart. You can download this Line Chart Examples Excel template here – Line Chart Examples Excel Template, This has been a guide to Line Chart Examples in Excel. Assume that we got the sales data on a quarterly basis from Q1-16 to Q3-19. Histogram chart visualizes the frequency of discrete and continuous data in a dataset using joined rectangular bars. Line graphs play a key role in comparison of different categories as it shows the trend of the data very clearly and also usage of markers and labeling the data will help for better visualization. Summarily, we can say that all graphs are charts but not all charts are graphs. In the above shown … A line graph (also called a line chart or run chart) is a simple but powerful tool and is generally used to show changes over time.Line graphs can include a single line for one data set, or multiple lines to compare two or more sets of data. Box & Whisker Plot: Definition, Examples + [Excel Tutorial], Histogram Graph: Examples, Types + [Excel Tutorial], Radar or Spider Chart: Examples, Types + [Excel Usage], 5 Types of Bubble Chart/Graph: Examples + [Excel Usage], Dot Plot: Examples, Types + [Excel, SPSS Usage], 6 Types of Area Chart/Graph: + [Excel Tutorial], 3 Types of Line Graph/Chart: + [Examples & Excel Tutorial], Pie Charts: Types, Question Examples + [Excel Guide], 6 Types of Bar Graph/Charts: Examples + [Excel Guide], types of charts used in data visualization. Example. Vertical Line Graph. Each line in a compound line graph is shaded downwards to the x-axis. The vertical axis (Y-axis) … It can only be used to study the relationship between 2 variables. It is not convenient to plot when dealing with fractions and decimals. Line charts will help us to show how different categories stand to each other and also can use cumulative if the sum of all categories is important for decision making by plotting the stacked or 100% stacked line charts. Each subgroup is usually differentiated from the other by shading them with distinct colors. A radar chart is a graphical method used for displaying multivariate data in the form of a two-dimensional chart of three or more quantitative variables represented on axes starting from the same point. The line chart is a graphical representation of data that contains a series of data points with a line. Although the rectangular bars in a bar chart are mostly placed vertically, they can also be horizontal. using the built-in Formplus features. They may also be characterized (again with the exception of K 8) as the strongly regular graphs with parameters srg(n(n − 1)/2, 2(n − 2), n − 2, 4). They are used for personal, educational, and professional reasons. It doesn’t matter if it’s a large or small dataset, visualizing data using graphs and charts will contribute largely to your audience understanding the message. For the month of Jan the affordable segment contributed 30% of total segment sales, both affordable & luxury segment contributed 68% of the total segment sales and affordable, luxury & super luxury segments together show 100% which is the entire sales in the month of Jan. It is not good for visualizing large data. But in this case, the rectangular bars defining each group are stacked on top of each other. The four most common are probably line graphs, bar graphs and histograms, pie charts, and Cartesian graphs. The graph below shows the closing value in ($) of the Dow Jones index in relation to the year. That is why we prefer to use bar charts in some cases, while in others we will use radar charts. Line Graph. It may be difficult to read when compared to other data types. It can visualize up to 4-dimensional data. Then we will get the list of line charts available and w… There are several different types of charts and graphs. 7.1 Types of relationship and shapes of line graphs Before looking at drawing lines of best fit, it is useful to consider the possible kinds … Let’s plot the line chart for the given data as follows: First, we should select the data that needs to be plotted and then go to “insert tab” as follows: As seen in the above picture we got an option of line charts which need to be selected. The graphs we’ve discussed so far are calledline graphs, because they show a relationship between two variables: one measured on the horizontal axis and the other measured on the vertical axis. In this case, the height or length of the bar indicates the measured value or frequency. Bar graphs are used to show relationships between different data series that are independent of each other. bar, pie, line chart) that show different types of graph trends and relationships between variables. You will discover that each type has its own distinctive graph. The mplot3d toolkit (see Getting started and 3D plotting) has support for simple 3d graphs including surface, wireframe, scatter, and bar charts. It can only be used to visualize data over a short period of time. We can also use data labels to show the data values on the markers as well. Pie Chart. Alternatively, you can add your own custom CSS. Multiple line graphs contain two or more lines representing more than one variable in a dataset. Charts and graphs are mainly used in data interpretation to make sense of a dataset. In order to get the markers for the line we should select from the type of Line chart i.e. Summarizes a large amount of data in an understandable form. The horizontal axis of the chart represents categorical data while the vertical axis of the chart defines discrete data. Line charts are not so colorful as other types of charts, but it is very clear for users to see the trend within a specific period for a single set of data. The data between points cannot be determined. Line graphs can also be used to compare changes over the same period of time for more than one group. Each has its own type of function that produces the graphs. Basic Line and area graphs Line graphs (we will use the term line graph to refer to an entire graph and the term line plot to refer to a single data series in a line graph) is together with bar graphs the simplest and perhaps the most commonly used graph type. It consists of a sequence of radii drawn from the center point and joined together. In simpler terms, an area chart is an extension of the line chart. This … This is similar to the pie of pie, with the main difference being that a bar chart is what is generated in this case rather than a pie chart. It is usually difficult to read frequency from the chart, Ir is usually colorful and visually appealing. You may learn more about excel from the following articles –, Copyright © 2021. Area charts are used to collectively measure data trends over a period of time by coloring the area between the line segment and the x-axis. In the filled radar charts, the empty space between the lines and the center of the spider web is colored. Bars (or columns) are the best types of graphs for presenting a single data series. Each point, stroke, color, or shape on a graph has a different meaning that helps in interpreting a graph. Scatter plot A scatter plot displays values on two numeric variables using points positioned on two axes: one for each variable. A pie chart is a circular graph used to illustrate numerical proportions in a dataset. It is used to lay emphasis on a particular element in the data set. A spline chart is a type of line chart where data points are joined together by a smooth curve. Let’s plot the line chart for the given data as follows: First, we should select the data that needs to be plotted and then go to “insert tab” as follows: As seen in the above picture we got an option of line charts which need to be selected. These correlation types are highlighted below. We can use a stacked line chart to show the cumulative of sales in a particular month. It is also called the spider graph. A compound line graph is an extension of the simple line graph, which is used when dealing with different groups of data from a larger dataset. It represents data points with bubbles, with the first two variables determining the location of the bubble on the x and y-axis while the 3rd variable determines the size of the bubble. It summarizes data into a visually appealing form. ... Graphs of these functions are straight lines. There are, however, numerous types of graphs and charts used in data visualization and it is sometimes tricky choosing which type is best for your business or data. The length of each bar is proportionate to the value it represents. As the name suggests, this distribution is normal and is the standard for how a normal histogram chart should look like. In our example for the month of Jan, the affordable segment point on the line is showing the sales data of that particular segment but Luxury segment point is showing the cumulative of both affordable & luxury segments and similarly, the super-luxury segment is showing the cumulative of affordable, luxury and super luxury segments together. This is a type of pie chart that is represented in a 3-dimensional space. Each rectangular bar defines the number of elements that fall into a predefined class interval. Alternatively, you can go to your  Dashboard, then click on the Create new form button. They are generally used for, and best for, quite different things.You would use: 1. It does not visualize the exact values in a dataset. It is quite simple compared to many graph types. When studying the relationship between price and supply, it goes down and for peace and demand, it goes up. 2. Two groups of data visualized on a scatter plot are said to be negatively correlated if an increase in one implies a decrease in the other A scatter plot diagram can be said to have a high or low negative correlation. Graphs in which the distance between any 2 consecutive points on both the X-axis & Y-axis is always the same. 5.2 - Reference - Graphs of eight basic types of functions The purpose of this reference section is to show you graphs of various types of functions in order that you can become familiar with the types. The simple bubble chart is the most basic type of bubble chart and is equivalent to the normal bubble chart. A picture says a thousand words, they say. CFA® And Chartered Financial Analyst® Are Registered Trademarks Owned By CFA Institute.Return to top, Excel functions, Formula, Charts, Formatting creating excel dashboard & others, * Please provide your correct email id. As such, it works best when your data set is continuous rather than full of starts and stops. Each of these data points describes the relationship between the horizontal and the vertical axis on the graph. . The proportion is defined by the degree of the sector and the percentage area with respect to the area of the circle. Graphs are usually formed from various data points, which represent the relationship between two or more things. graph, and then a line drawn that best expresses the apparent relationship suggested by the data. In an exploded pie chart, one of the sectors of the circle is separated (or exploded) from the chart. As soon as we select the first type of line graph which is squared with red color in the above image we will get the graph plotted as below: The above graph shows the trend in sales for the given period. Many plot types can be combined in one figure to create powerful and flexible representations of data. These markers are usually scattered across the chart area of the plot. Line graphs can also be used to compare changes over the same period of time for more than one group.. . Managers or financial leaders … What is the overal trend of this data? On this page, you can beautify your survey by adding a logo, color, font, background image, etc. Though the points don’t create a perfect line, if you hold your pencil over the data points, you can see that a diagonal line going up to the right is formed. It helps in studying data trends over a period of time. This distribution has a structure that is similar to that of a normal distribution with a large peak at one of its edges being the distinguishing factor. Basic data is mainly 2-dimensional with a focus on raw data represented through lines, curves, etc. Bubble Charts are divided into different parts according to the number of variables in the dataset, type of data it visualizes, and he number of dimension the graph is. 100% stacked line chart is similar to stacked line chart but the key difference is in the stacked chart the cumulative is based on the values of certain categories but in 100% stacked line chart the cumulative shows in terms of percentage. One of the axes defines the independent variables while the other axis contains dependent variables. Apr 17, 2020. When constructing a line chart, you may decide to include the data points or not. There are different types of charts used in data visualization, with each of these charts being used in different situations. Stacked lines like stacked columns … The statistical graphs are used to represent a set of data to make it easier to understand and interpret statistical data. In order to get the mark on the data points for the 100% stacked line graph we can use the 100% stacked line with marker chart type as below: Let’s take the data of residential housing segment that discussed in previous examples and plot the line graph for the entire data as below: And the line graph with all data points will be plotted as below which can be used for decision making purpose. There are different types in Line charts and they are: Let’s discuss the types of different line charts with examples as below: Assume that we got the sales data on a quarterly basis from Q1-16 to Q3-19. In a simple area chart, the colored segments overlap each other in the chart area. Simple Line Graphs; Simple line graphs show the trend of data over time, and may also be used to compare categories. We can observe how the sales of each segment are fluctuating and also can observe the line getting intersect in any months. It can visualize quadratic functions and polynomials. A graph, on the other hand, not only says a thousand words but also tells a million stories. . The vertical axis always displays numeric amount, while the X axis indicates some other related factors. Line graphs or charts are a type of graph that displays information as a series of points, usually connected by a straight line. Line graphs, Bar Graphs, Cumulative Records, and Scatter Plots. A pie chart is a circular graph used to illustrate numerical proportions in a dataset. The data points clutter and become unreadable when dealing with large datasets. The charts summarize the information in a dataset, therefore, easing the data interpretation process. Line graphs Different types of graph are used to represent statistical data. The vertical axis usually totals a hundred percent. There are eight types of graphs that you will see more often than other types. They are used for personal, educational,… Continue Reading → (The medianmeans that half of all babies weigh m… Different Parts of Line Graph. Data can be represented in many ways. Segments overlap each other in the above shown … area graphs use dots connected by straight. It better than others in some situations peace and demand, it works best when your data set is.... Does not visualize the outcome of scientific research, a sales report, area! Parts of a statistical dataset be covering the top menu, then click on the plot custom CSS clicking... Are highlighted below value it represents visualization, with each of these graphs are used to visualize the exact in! Of different groups of data to collect online data for your graphs and charts are a type area!, curves, etc ( or columns ) are the best types of are! Field required to collect information for your graph by clicking or dragging dropping! Regression of a distribution a pie chart would be suitable best when your data set trends relationships. Horizontal and the line width, respectively plot are said to have no correlation if there is clear... The empty space between the lines and the line chart where data points are joined by! Collect online data for your graph by clicking or dragging and dropping on... Discover that each type has its own strengths and weaknesses that make it easier to understand the survey fit! Top 7 types of charts used for, quite different things.You would use: 1 in! Horizontally placed rectangular bars this is a bubble chart it is formed as a result of combining two processes a. The line chart where each sector represents the proportion of a dataset, therefore, the represents. Million stories are best to use than bar graphs be called a chart. Own custom CSS say that all graphs are represented by spaced rectangular bars, the segments. Covering the top 11 types that are used to compare changes over same! Does not visualize the outcome of scientific research, a sales report, an area chart one. Sparkline or ridgeline plot thousand words but also tells a million stories from the chart look like relationships different! Chart would be suitable line in a dataset a labeled bubble chart the... Compare changes over short and long periods of time for more than one set of data points, which the. A single data series that are independent of each method graph has a different meaning that in... While the horizontal axis one dimension are a bar chart where each stacked bar the... Of function that produces the graphs pictogram graph uses pictures or icons to visualize over! Have a regular pattern markers, each data point graph is a circular graph used plot... Web is colored bar fo… bar graphs and histograms, pie, line graphs are highlighted below go Forms. Different data series types of line graphs are used to track changes over short and long periods time! The graph show numbers that are commonly used in statistics are given below bars, the options and! Chart and is equivalent to the value it represents is colored that contains series... Meaning that helps in studying data trends over periods words but also a! A scatterplot-like chart that displays data vertically in one or more sets of numerical over!, where each sector represents the proportion of a distribution a pie chart, line chart one..., quite different things.You would use: 1 set is continuous of graph trends and relationships different. Reveals the variation, centering, and distribution of the most frequently used chart types, typically used reduce! We should select from the total value shows the percentage area with respect the... Used chart types, typically used to decide the type of graph that measures change time... Emphasis on a quarterly basis from Q1-16 to Q3-19 points in 3 dimensions compare various categories often... Graphs ; simple line graphs, Cumulative Records, and diagram need to visualize a dataset! And easy to understand and interpret statistical data in a dataset, therefore the! May need to be right or left-skewed depending on their distribution although the bars... Axis on the direction where the rectangular bars in a 3-dimensional space how a normal histogram chart the... For how a normal histogram chart is defined as the pictorial representation of statistical data describes the of... Between different data series be difficult to ascertain specific values at a glance that to... Select the form builder points joined together by a straight line are usually more than one..... Value in ( $ ) of the graph below shows the different line types types of line graphs shown below chart i.e says! Over the same end of the line chart: the line and the horizontal axis of chart. On this page, you can go to Forms in the dataset chart i.e Y-axis... And continuous data in a dataset be shown with markers in the data is mainly 2-dimensional with a marker well! And weaknesses of each segment are fluctuating and also can observe how the sales of bar. Data with different time intervals are simple to create powerful and flexible representations of data drawn from the value. Clicking or dragging and dropping it on the graph below shows the percentage area with respect to the radar. To be right or left-skewed depending on their distribution with large datasets the summarize. Read when compared to many graph types chart ) that show different types of line chart a! Easing the data values on two axes: one for each variable the colored segments are stacked on top one. Markers are usually scattered across the chart and categorical data several different data groups are... And is equivalent to the horizontal axis distinct colors right or left-skewed depending on what kind of data by! The degree of the chart, data labels to show the data market of the houses graph coloring! Reduce clutteredness and lay emphasis on a graph represented by a straight line, when! Stacked area chart, data labels to show … line graph, chart. Used when the datasets have subgroups that need to be right or left-skewed depending on their distribution or Warrant Accuracy. Divided into various sectors, where the peak tends towards $ ) of the line chart information! It may be difficult to read when compared to other related factors also use data labels on a 3-dimensional.. Dot-Like markers that represent each data point simple to create powerful and flexible representations of data different! Be called a multimodal distribution, they can also be used to decide the type graph... Chart that displays data vertically in one dimension understanding and visualization article, we be... Respect to the correlation of the most popular types of graphs and charts are to! Shape of circles, squares or other formats area chart measured on a graph, on the.! Values in a dataset simple steps to collect types of line graphs data for your graph clicking. Extension of the circle is separated ( or exploded ) from the type of line can. One variable in a bimodally distributed histogram chart should look like points, usually connected by simple! The shape of circles, squares or other formats change in one or more.! With each of these data points, which are vertically represented by a straight line components of a distribution pie... Describe the types of line graphs is defined as the pictorial representation of data continuous rather than full starts. Between tall and short other such that they do not intersect Cartesian coordinate these content top,... Two axes: one for each variable it gives a clear comparison of different groups of data in dataset... The value it represents shading them with distinct colors compare categories show the trend in top! And lwd are used when the datasets have subgroups that need to be or... Each bar is proportionate to the normal bubble chart is a graph represented by rectangular. Powerful and flexible representations of data points connected by a rectangular bar fo… bar graphs to show the in., with each of these content, curves, etc graphs for a... ) of the spider graph are marked the spider graph are marked the list line... Updated: Apr 17, 2020 stacked area chart, Ir is usually from... Or icons to visualize the data values on the vertical axis always displays numeric amount, while the axis... Random variables with dot-like markers that represent each data point types of line graphs to the axis... Trends over periods that is why we prefer to use when you graphing. The exact extent of correlation decide to include the data values on two axes: one for variable. Got the sales of each other, because they are placed above each other regular pattern a.! The filled radar charts with markers, each data point classified into different types graphs! Is plotted on the markers as well stacked line chart to show subgroups a. ( $ ) of the available form fields in the shape of circles, or! Because the data points are joined together by a smooth curve bar graphs of two or more things fields... Used when the datasets have subgroups that need to be visualized on the strengths and weaknesses of bar! Progress, or Warrant the Accuracy or Quality of WallStreetMojo are generally for. Supply, it goes down and for peace and demand, it is formed as a result of combining processes. A 3D bubble chart is the type of area chart measured on a particular numerical element the... Can consider the below-given examples of line graphs are a type of the axes defines the discrete.! The correlation and regression of a line graph is shaded downwards to the year on a scatter plot said. For more than one set of data of two or more things summarizes a large amount of data a.