Mathematics, 30.11.2020 18:00 gabriella1232002

A simple random sample of 64 observations was taken from a large population. The sample mean and the standard deviation were determined to be 320 and 120 respectively. The standard error of the mean is: a. 1.875
b. 40
c. 5
d. 15
e. None of the above

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A simple random sample of 64 observations was taken from a large population. The sample mean and the...

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