Question: For the data in Exercise 10, verify that if t2way is used to compare 20% trimmed means, the p-values for Factors A and B are

For the data in Exercise 10, verify that if t2way is used to compare 20% trimmed means, the p-values for Factors A and B are 0.145 and 0.93. Why does the p-value for Factor A drop from 0.372 when comparing means to 0.145 with 20% trimmed means instead?

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