A teacher finds that final grades in the statistics department are distributed as: A, 25\%; B, $25 \% ; \mathrm { C } , 40 \%$; D, 5\%; F, 5\%. At the end of a randomly selected semester, the following grades were recorded. Determine if the grade distribution for the department is different than expected. Use $\alpha = 0.01$.
$\begin{array}{l|lllll}
\text { Grade } & \text { A } & \text { B } & \text { C } & \text { D } & \text { F } \
\hline \text { Number } & 36 & 42 & 60 & 8 & 14
\end{array}$

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The Answer of A teacher finds that final grades in the statistics department are distributed as: A, 25\%; B, $25 \% ; \mathrm { C } , 40 \%$; D, 5\%; F, 5\%. At the end of a randomly selected semester, the following grades were recorded. Determine if the grade distribution for the department is different than expected. Use $\alpha = 0.01$.
$\begin{array}{l|lllll}
\text { Grade } & \text { A } & \text { B } & \text { C } & \text { D } & \text { F } \
\hline \text { Number } & 36 & 42 & 60 & 8 & 14
\end{array}$

A Teacher Finds That Final Grades in the Statistics Department 25%;C,40%25 \% ; \mathrm { C } , 40 \%25%;C,40%

A Teacher Finds That Final Grades in the Statistics Department $25 \% ; \mathrm { C } , 40 \%$