Question: Answer the following questions using the data from Problem 14.53: a. Using = 0.05, test the significance of the regression slope. b. Construct a

Answer the following questions using the data from Problem 14.53:

a. Using α = 0.05, test the significance of the regression slope.

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

c. What conclusions about battery life and screen size can be drawn from these results?

In Problem

Battery Screen Battery Screen Life 3.6 3.7 4.2 4.0 Size 15.6 17.3

Battery Screen Battery Screen Life 3.6 3.7 4.2 4.0 Size 15.6 17.3 14.5 12.1 Life 3.1 4.1 4.5 3.9 Size 14.0 13.3 11.6 13.1

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