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The managers of a brokerage firm are interested in finding out if the number of clients a broker brings into the firm affects the sales generated by the broker. They sampled 12 brokers and determined the number of new clients they have enrolled in their lat year and their sales amount in thousands of dollars.

Clients Sales

27 52

11 37

42 64

33 55

15 29

15 34

25 58

36 59

28 44

30 48

17 31

22 38

a. The estimated equation of the line is

b. The Coefficient of Determination is:

c. The correlation coefficient for this data set is:

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9358611

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