Question: She knows the population for digit span is normally distributed with a mean of 5 with a standard deviation of 2. She gives a digit

She knows the population for digit span is normally distributed with a mean of 5 with a standard deviation of 2. She gives a digit span task to 30 participants. In her participants, the mean digit span is 5.8 items with a standard deviation of 3.7. what is the standard error of m

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