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The first sheet of this excel file shows a set of data in a scatter plot. The line of best fit can be drawn and a description of the type of correlation can be revealed along with the equation of the trend line. The other sheet shows the value of cars at various ages. The scatter plot shows the data and there are a few questions to be answered about the correlation and based on the use of the line of best fit. There are three more sheets of questions which may be suitable for use in the classroom.

Note: this program was designed by be viewed on a screen with a resolution of 1024 x 768. Users may have to adjust the resolution of their screen for the pages to display as was originally intended. The program uses macros which need to be enabled on users' machines.

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