Compute the Standardized Test Statistic $X ^ { 2 }$ To Test the Claim

Multiple Choice

Compute the standardized test statistic, $X ^ { 2 }$ to test the claim $\sigma ^ { 2 } < 11.2 \text { if } \mathrm { n } = 28 , \mathrm {~s} ^ { 2 } = 7 , \text { and } \alpha = 0.10$

A) 16.875
B) 14.324
C) 18.132
D) 21.478