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you have selected two random samples of dimension 50, one from inhabitants 1 and one from inhabitants 2. you intend to make use of the samples to check the next hypotheses relating to the distinction in means for the two populations:a. suppose the pattern outcomes are x1 =122 and x2=115. compute the pattern check statistic, zstat assume the inhabitants commonplace deviation are 14 and commonplace deviation 2 = 18.

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