Fair Isaac, the company that developed the current credit score model used by most lenders today, would

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Fair Isaac, the company that developed the current credit score model used by most lenders today, would like to examine the relationship between the age and credit score of an individual. The following table shows the credit scores and ages of 10 randomly selected people. This data can also be found in the Excel file Fair Isaac.xlsx.

Age Credit Score Age Credit Score 36 675 47 790 24 655 35 720 54 760 59 760 28 615 40 685 31 660 46 610

a. Calculate the sample covariance.

b. Calculate the sample correlation coefficient.

c. Describe the relationship between x and y.

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Business Statistics

ISBN: 9780133852288

2nd Edition

Authors: Robert A Donnelly, Robert Donnelly Jr

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