Question: Answer the following questions based on the data from Problem 14.73. a. Test for the significance of the regression slope using = 0.05. b.

Answer the following questions based on the data from Problem 14.73.

a. Test for the significance of the regression slope using α = 0.05.

b. Construct a 95% confidence interval for the population slope.

c. What conclusions about the order size and customer’s age can be drawn from these results?

d. Verify your results using Excel.

In Problem

Order Size ($) 54 30 Order Age 41 26 Age Size (S)

Order Size ($) 54 30 Order Age 41 26 Age Size (S) 29 15 38 54 63

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a b b 1 10458s b 103 df 5 t 2 2571CI104582571103104582648 LCL 1602 UCL 3694 c We are 95 confident ... View full answer

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