Suppose that the sample sizes, n1 and n2, are equal for independent simple random samples from two
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a. Show that the values of the pooled and nonpooled t-statistics will be identical. (Hint: Refer to Exercise 10.55 on page 408.)
b. Explain why part (a) does not imply that the two t-tests are equivalent (i.e., will necessarily lead to the same conclusion) when the sample sizes are equal.
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a From Exercise 1055 when the sample sizes are equal in the pooled procedure we have In the nonpool...View the full answer
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