Management of a local retail outlet in Australia wants to predict weekly online shopping sales. It administers

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Management of a local retail outlet in Australia wants to predict weekly online shopping sales. It administers an aptitude test to all sales people, where test scores range from 0 to 10 with greater scores indicating a higher aptitude. Test scores and weekly sales (in AU$000) are as follows:

a. Compute the covariance.
b. Compute the correlation between test score and weekly sales.

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Statistics For Business And Economics

ISBN: 9781292315034

9th Global Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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