[See] You desire to do a study of ax murderers in American prisons. A preliminary study reveals that the mean IQ of a random sample of 156 ax murderers
Question: You desire to do a study of ax murderers in American prisons. A preliminary study reveals that the mean IQ of a random sample of 156 ax murderers is 80, with a standard deviation of 24. Perform a 95% confidence interval on the mean IQ of ax murderers, and provide the interval. What exactly does this confidence interval tell me? (Be scientific, not sociological.)
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