Question: Rats are subjected to a drug that might affect aggression. Suppose that for a random sample of rats, measures of aggression are found to be

Rats are subjected to a drug that might affect aggression. Suppose that for a random sample of rats, measures of aggression are found to be 5,12,23,24,18,9,18,11,36,15.

Compute a .95 confidence interval for the mean assuming the scores are from a normal distribution.

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