Question: Test the claim about the difference between two population means 1 and 2 at the level of significance . Assume the samples are random and

Test the claim about the difference between two population means 1 and 2 at the level of significance . Assume the samples are random and independent, and the populations are normally distributed. Claim: 1=2; =0.01 Population parameters: 1=3.5, 2=1.4 Sample statistics: x1=15, n1=31, x2=13, n2=

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