Given the following data from two independent samples: x 1 = 115 x 2 = 105 s

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Given the following data from two independent samples:

1 = 115 x̅2 = 105

s1 = 21 s2 = 23

n1 = 49 n2 = 63

test the hypothesis of no difference between the population means against the alternative that the mean of population 1 is greater than the mean of population 2.

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