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Mr. Allen Profit is studying companies going public for first time. He is studying companies going for first time. He is particularly interested in relationship between the Sales, (X), and /units sold,(Y). A sample of 10 companies  that recently revealed following information:

Sales(X)

14

35

22

29

6

15

17

20

12

29

Units sold(Y)

28

66

38

70

22

27

28

47

14

68

XY

 

Y^

 

e

 

a) Interpret the meaning of b1.

b) Name four parts of regression equation.

c) What is another name of r2 since r2 is symbol?

d) Complete table and sum each column

Statistics and Probability, Statistics

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  • Reference No.:- M916788

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