SOLUTION: If the sample mean is 7, the hypothesized population mean is 4, and the standard error of the sample mean is 2, compute the test value needed for the z test.
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Question 1086666: If the sample mean is 7, the hypothesized population mean is 4, and the standard error of the sample mean is 2, compute the test value needed for the z test. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! If the sample mean is 7, the hypothesized population mean is 4, and the standard error of the sample mean is 2, compute the test value needed for the z test.
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x-bar = 7
Ho: u = 4
s/sqrt(n) = 2
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Ans: z(7) = (7-4)/(2) = 3/2
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Cheers,
Stan H.
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