The scatter chart in the following figure was created using sample data for profits and market capitalizations
Question:
The scatter chart in the following figure was created using sample data for profits and market capitalizations from a sample of firms in the Fortune 500.
a. Discuss what the scatter chart indicates about the relationship between profits and market capitalization?
b. The data used to produce this are contained in the file fortune500. Calculate the covariance between profits and market capitalization. Discuss what the covariance indicates about the relationship between profits and market capitalization?
c. Calculate the correlation coefficient between profits and market capitalization. What does the correlation coefficient indicate about the relationship between profits and market capitalization?
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Related Book For 
Business Analytics
ISBN: 9780357902219
5th Edition
Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann
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