Question: Refer to Exercise 7. a. Find a 95% confidence interval for the coefficient of Last FEV. b. Find a 98% confidence interval for the coefficient

Refer to Exercise 7.

a. Find a 95% confidence interval for the coefficient of Last FEV.

b. Find a 98% confidence interval for the coefficient of Height.

c. Can you conclude that ????2 < −0.08? Perform the appropriate hypothesis test.

d. Can you conclude that ????3 > 0.5? Perform the appropriate hypothesis test.

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