Question: Section 2.3.4 considered the projection matrices and ANOVA table for the two-way layout with one observation per cell. For testing each main effect in that

Section 2.3.4 considered the projection matrices and ANOVA table for the two-way layout with one observation per cell. For testing each main effect in that model, show how to construct test statistics and explain how to obtain their null distributions, based on theory in this chapter.

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