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5 points Suppose you needed to test the claim that the two samples described below come from populations with the same mean Assume that the

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5 points Suppose you needed to test the claim that the two samples described below come from populations with the same mean Assume that the samples are independent simple random samples Sample 1 n 18 x 27 3 s 9 05 Sample 2 m 3 x 22 6 sy 8 62 Find a The test statistic is b The estimated degree of freedom is

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