Repeat Example 2 with these changes: Use a 0.05 significance level, and test the claim that the
Question:
Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Do the following:
a. Test the given claim using the P-value method or critical value method.
b. Construct a confidence interval suitable for testing the given claim.
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a H 0 1 2 H 1 1 2 Test statistic t 2979 Critical values ...View the full answer
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