Mathematics, 03.05.2021 17:30, ejfleck3655
A variable of two populations has a mean of 9.4 and a standard deviation of 2.9 for one of the populations and a mean of 9.2 and a standard deviation of 4.5 for the other population. For independent samples of sizes 4 and 6, respectively, find the mean of x1 - x2. A) 0.02 B)-176.00 C) 6.5 D) 0.2
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A variable of two populations has a mean of 9.4 and a standard deviation of 2.9 for one of the popul...
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