Given the Following Test Scores,find a 95 Percent Confidence Interval $\left[ \begin{array} { l l } 155.24 & 188.76\end{array}] \right.$

question 47

Multiple Choice

Given the following test scores,find a 95 percent confidence interval for the population mean: 148,154,158,160,161,162,166,170,182,195,236.Assume population normality.

• A) \(\left[ \begin{array} { l l }
• 155.24 & 188.76
• \end{array}] \right.\)
• B) \([ 168.64 \quad 175.36 ]\)
• C) \(\left[ \begin{array} { l l }
• 157.25 & 186.75
• \end{array} ]\right.\)
• D) \([ 116.41 \quad 227.59 ]\)

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