Question: Satterthwaite approximation. Example 7.11 (page 421) reports an analysis comparing product preference for a group of primed and a group of nonprimed consumers. Starting from

Satterthwaite approximation. Example 7.11 (page 421)

reports an analysis comparing product preference for a group of primed and a group of nonprimed consumers. Starting from the computer’s results for xi and si , verify that the Satterthwaite approximation for the degrees of freedom is 39.5.

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