Question: Looking back at Exercise 11, instead of comparing two very similar stores, suppose the researchers had compared purchases at two car dealerships: one that specializes

Looking back at Exercise 11, instead of comparing two very similar stores, suppose the researchers had compared purchases at two car dealerships: one that specializes in new Italian sports cars and another that carries used domestic vehicles. Would the pooled f-test be a good choice here? Why or why not? Which test or confidence interval would be appropriate for testing whether the mean purchase amounts at the two dealerships is the same?
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