For the study of high school female athletes, when we use x = maximum bench press (BP) to predict y = maximum leg press (LP), we get the results that follow. The sample mean of BP was 80.

a. Interpret the confidence interval listed under €œ95% CI.€
b. Interpret the interval listed under €œ95% PI.€ What€™s the difference between the purpose of the 95% PI and the 95% CI?

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Predictor Coef SE Coef T Constant 173.98 41.75 4.17 0.000 BP Predicted Values for New Observations New Obs 2.2158 0.5155 4.30 0.000 Fit SE Fit 95% CI 95% PI 351.25 6.78 (337.65, 364.84) (247.70,454.80) Values of Predictors for New Observations New Obs BP 80.0