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vepartment store gives in-service training to its salesmen which is followed by a test. It is considering whether it should terminate the service of any salesman who does not do well in the test. The following data gives the test scores and sales made by nine salesmen during a certain period. Test scores 14 19 24 21 26 15 22 20 19 Sales 31 36 48 37 50 45 39 33 41 Calculate the coefficient of correlation between the test scores and the sales. Docs it indicate that the termination of services of low test scores is justified? Find also the probable error.

vepartment store gives in-service training to its salesmen which is followed by a test. It is considering whether it should terminate the service of any salesman who does not do well in the test. The following data gives the test scores and sales made by nine salesmen during a certain period. Test scores 14 19 24 21 26 15 22 20 19 Sales 31 36 48 37 50 45 39 33 41 Calculate the coefficient of correlation between the test scores and the sales. Docs it indicate that the termination of services of low test scores is justified? Find also the probable error.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 14PPS
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vepartment store gives in-service training to its salesmen which is followed by a test. It is considering whether it should terminate the service of any salesman who does not do well in the test. The following datn gives the test scores and sales made by nine salesmen during a certain period. Test scores 14 19 24 21 26 15 22 20 19 Sales 31 36 48 37 50 45 33 41 39 Calculate the coefficient of correlation between the test scores and the sales. Does it indicate that the termination of services of low test scores is justified? Find also the probable error.
Transcribed Image Text:vepartment store gives in-service training to its salesmen which is followed by a test. It is considering whether it should terminate the service of any salesman who does not do well in the test. The following datn gives the test scores and sales made by nine salesmen during a certain period. Test scores 14 19 24 21 26 15 22 20 19 Sales 31 36 48 37 50 45 33 41 39 Calculate the coefficient of correlation between the test scores and the sales. Does it indicate that the termination of services of low test scores is justified? Find also the probable error.
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