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

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) $( 2.38,9.7 )$