Consider the ANOVA table in Exercise 7-9. (a) Calculate the sum of squares, mean squares, and F-test

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Consider the ANOVA table in Exercise 7-9. (a)

Calculate the sum of squares, mean squares, and F-test for main effects (the pooled A and B effects).

(b) Assume that the current residual error is estimated from pure error. Conduct a lack-of-fit test for the interaction effect. Would you pool this effect into residual error? Why or why not?

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Engineering Statistics

ISBN: 9780471388791

2nd Edition

Authors: Douglas C. Montgomery, George C. Runger, Norma F. Hubele

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