Question: Among a sample of 74 students selected at random from one college, the mean number of siblings is 1.3 with a population standard deviation of

Among a sample of 74 students selected at random from one college, the mean number of siblings is 1.3 with a population standard deviation of 1.1. Find the Margin of Error for a 95% confidence interval for the mean number of siblings for all students at this college

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