Question 9.8: Use the preceding ANOVA table to determine whether the addit...

Principles of Statistics for Engineers and Scientists

Use the preceding ANOVA table to determine whether the additive model is plausible for the yield data. If the additive model is plausible, can we conclude that either the catalyst or the reagent affects the yield?

ANOVA table
Source	DF	SS	MS	F	P
Material	1	2352.0	2352.0	10.45	0.012
Design	1	3072.0	3072.0	13.65	0.006
Interaction	1	2700.0	2700.0	12.00	0.009
Error	8	1800.0	225.00
Total	11	9924.0

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