Question

The mangers of a brokerage firm are interested in finding out if the number of new clients a broker brings into the firm affects the sales (in 1,000 $) generated by the broker. They sampled 25 brokers and determine the number of new clients they have enrolled in the last year and the data are partially presented in the table with the following results:   
= 25.5+1.35X, SST=1430, SSR=1188.55, and --(X -  ) 2=102.
  Broker Clients (X) Sales (Y)
1 26 60
2 23 57   
. . .
. . .
25 24 59   

The prediction for the amount of sales (in $1000s) for a person who brings 22 new clients into the firm is

A. 56.55

B. 55.20

C. 53.85

D. 55.88

Answer 1

Solution from the information given sr@gression Equaton y: 25.5+1.35 * now, the predict Pas amount of sales lor a person who brings 22 new clients inbo from 22 - 22 then Y; 25,5 +1.35 (22) - 25,5 + 29, 7 55,2 is Coorect y: 5572 option & UR