Question: Use the least-squares regression line computed in Exercise 3 to compute a 95% confidence interval for the mean power on days when the wind speed

Use the least-squares regression line computed in Exercise 3 to compute a 95% confidence interval for the mean power on days when the wind speed is 5.0 mph.

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Use the least-squares regression line computed in Exercise 3 to predict the power when the wind speed is 5.0 mph. (The value of the explanatory variable is 53 = 125.)

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