The standard error of the mean for a sample of size 167 is
The standard error of the mean for a sample of size 167 is 25. In order to cut the standard error of the mean in half (to 12.5) we must select a sample size of 83.5 selected answer (wrong)
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h0 micro le 1607 vs ha micro gt 1607find the test statistic for sample of size 22 mean 1121 and standard deviation
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a soft drink machine outputs a mean ofnbsp26 ounces per cup the machines output is normally distributed with a standard
the standard error of the mean for a sample ofnbspsize 167nbspis 25 in order to cut the standard error of the mean in
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