In this example you want to create a scatter plot of height versus weight. In this example each dot shows one persons weight versus their height. The data is plotted on the graph as cartesian xy coordinates. In the tasks section expand the graph folder and then double click scatter plot. Lectures by walter lewin. Scatter plots primary uses are to observe and show relationships between two numeric variables.
The dots in a scatter plot not only report the values of individual data points but also patterns when the data are taken as a whole. In this example you want to create a scatter plot of height versus weight. Curve of best fit y intercept and interpolation. Identification of correlational relationships are common with scatter plots. Scatter weight age height this plot suggests that while weight is positively related to height age and height have a very weak relationship if any. Sometimes two people have the same height and weight.
Scatter plots a scatter xy plot has points that show the relationship between two sets of data. The user interface for the scatter plot task opens. If you run tab height weight and sift through the rather large amount of output it creates youll find a weakness of these plots. In the tasks section expand the graph folder and then double click scatter plot. For the love of physics walter lewin may 16 2011 duration. The user interface for the scatter plot task opens.
To create this example. To create this example.
Gallery of Height Vs Weight Scatter Plot
