Question

Use the confidence level and sample data to find a confidence interval for estimating the population pl. Round your answer to the same number of decimal places asthe sample meanTest scores: n = 91. X = 70.5.0 = 8: 99% confidence001OA. 68.9

Answer 1

$\begin{gathered} Confidence\text{ interval} \\ =\bar{x}\text{ + MOE} \end{gathered}$

MOE = S - E x C.v

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