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Mathematics, 14.07.2019 18:00 ryliefitz32

Asimple random sample of 40 items resulted in a sample mean of 25. the population standard deviation is = 5. a. what is the standard error of the mean, ? (to 2 decimals)

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Asimple random sample of 40 items resulted in a sample mean of 25. the population standard deviation...
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