The following residuals were obtained in a simple linear regression analysis. a. Construct a normal probability plot for these residuals. b. Is there any evidence to suggest that the random errors are...

The following residuals were obtained in a simple linear regression analysis.

a. Construct a normal probability plot for these residuals.

b. Is there any evidence to suggest that the random errors are not normal? Justify your answer.

The residuals on the text website were obtained in a simple linear regression analysis.

 a. Construct a normal probability plot for these residuals.

b. Is there any evidence to suggest that the random errors are not normal? Justify your answer.