The MINITAB output given in Figure 8.38 resulted from fitting the model Density = ????0 + ????1BMI

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The MINITAB output given in Figure 8.38 resulted from fitting the model Density = ????0 + ????1BMI + ????

Use the MINITAB output given in Figure 8.38 to answer the following questions.

(a) What is the equation of the least squares regression line?

(b) What is the estimate of ?????

(c) What is the percentage of the total variation in Density explained by this simple linear regression model?

(d) Test ????0 ∶ ????1 = 0 at the ???? = 0.05 level.

(e) Compute a 95% confidence interval for ????1.

(f) Determine the value of the sample correlation between Density and BMI.

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