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Mathematics, 20.09.2019 16:20 ExperimentsDIYS

An experiment involves selecting a random sample of 256 middle managers for study. one item of interest is their annual income. the sample mean is computed to be $35,420, and the sample standard deviation is $2,050. what is the sample standard error of the mean?

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An experiment involves selecting a random sample of 256 middle managers for study. one item of inter...

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