Question

The following data relates to the scores obtained by 9 salesmen of a company in an intelligence test and their weekly sales in thousands of Rs.
Salesmen:
A
B
C
D
E
F
G
H
I
Test score :
50
60
50
60
80
50
80
40
70
Weekly sales :
30
60
40
50
60
30
70
50
60
a) Obtain the regression equation of sales on intelligence test scores of the salesmen. And write the inferences on the results of the model.
b) If the intelligence test score of salesman is 65, what would be his expected weekly sales?

Answer 1

Explanation:

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