Based on the Sample Evidence Below, We Want to Test $\begin{array}{ll}&\text { Sample A } & \text { Sample B } \\n&11 & 10 \\s^2&12.1 & 5\end{array}$

Multiple Choice

Based on the sample evidence below, we want to test the hypothesis that population A has a larger variance than population B. $\begin{array}{ll}&\text { Sample A } & \text { Sample B } \\n&11 & 10 \\s^2&12.1 & 5\end{array}$
The test statistic for this problem equals

A) .4132.
B) 1.1.
C) 2.42.
D) 2.