Question: Please help 2. A random sample X1, ... ,X10o is drawn from a distribution with known variance Var(Xi) = 81. For the observed sample, the

Please help

2. A random sample X1, ... ,X10o is drawn from a distribution with known variance Var(Xi) = 81. For the observed sample, the sample mean is 50.1. Find the approximate 95% confidence interval for the mean

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