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Simple linear regression equation and coefficient of determination 

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

b)     Computed the value of b0 and b1

c)      prepare down the regression equation approximately.

d)     Computed the coefficient of determination (r2)

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M918122

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