Find Critical Values for the Chi-Square Distribution
-Find the Critical $\chi _ { 1 } ^ { 2 } - \alpha / 2$

Find Critical Values for the Chi-Square Distribution
-Find the critical values, $\chi _ { 1 } ^ { 2 } - \alpha / 2$ and $\chi _ { \alpha / 2 } ^ { 2 }$ , for $90 \%$ confidence and $\mathrm { n } = 15$ .

A) $6.571$ and $23.685$
B) $4.075$ and $31.319$
C) $4.660$ and $29.131$
D) $5.629$ and $26.119$