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Answer the following questions using the data from Problem 14 53

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

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

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