Given the Values Of $\bar { x } , \mathrm {~s}$

question 48

Multiple Choice

Given the values of $\bar { x } , \mathrm {~s}$ , and $\mathrm { n }$ , form a $99 \%$ confidence interval for $\sigma ^ { 2 }$ . $\overline { \mathrm { x } } = 15.1 , \mathrm {~s} = 4.3 , \mathrm { n } = 24$

• A) \(( 10.04,47.92 )\)
• B) \(( 9.63,45.92 )\)
• C) \(( 10.21,41.71 )\)
• D) \(( 2.38,9.7 )\)