?Consider the regression model fit to the X-ray inspection data in Exercise 12.1.7. Use
Chapter 12, Problem 12.4.5(choose chapter or problem)
Consider the regression model fit to the X-ray inspection data in Exercise 12.1.7. Use rads as the response.
a. Calculate 95% confidence intervals on each regression coefficient.
b. Calculate a 99% confidence interval on mean rads at 15 milliamps and 1 second on exposure time.
c. Calculate a 99% prediction interval on rads for the same values of the regressors used in part (b).
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