A random sample of $n = 100$ measurements was selected from a population with unknown mean $\mu$ and standard deviation $\sigma$. Calculate a $95 \%$ confidence interval if $\bar { x } = 26$ and $s ^ { 2 } = 16$.

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The Answer of A random sample of $n = 100$ measurements was selected from a population with unknown mean $\mu$ and standard deviation $\sigma$. Calculate a $95 \%$ confidence interval if $\bar { x } = 26$ and $s ^ { 2 } = 16$.

A Random Sample Of n=100n = 100n=100 Measurements Was Selected from a Population with Unknown Mean

A Random Sample Of $n = 100$ Measurements Was Selected from a Population with Unknown Mean