Biology
A biology professor claimed that the proportions of grades in his classes are the same.A sample of 100 students showed the following frequencies: $$\begin{array} { | l | c c c c c | }
\hline \text { Grade } & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \text { F } \
\hline \text { Frequency } & 18 & 20 & 28 & 23 & 11 \
\hline
\end{array}$$
-State the critical value which determines the rejection region at the 5% significance level.

Question

Biology
A biology professor claimed that the proportions of grades in his classes are the same.A sample of 100 students showed the following frequencies: $$\begin{array} { | l | c c c c c | } 
\hline \text { Grade } & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \text { F } \
\hline \text { Frequency } & 18 & 20 & 28 & 23 & 11 \
\hline
\end{array}$$
-State the critical value which determines the rejection region at the 5% significance level.

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The Answer of Biology
A biology professor claimed that the proportions of grades in his classes are the same.A sample of 100 students showed the following frequencies: $$\begin{array} { | l | c c c c c | } 
\hline \text { Grade } & \mathrm { A } & \mathrm { B } & \mathrm { C } & \mathrm { D } & \text { F } \
\hline \text { Frequency } & 18 & 20 & 28 & 23 & 11 \
\hline
\end{array}$$
-State the critical value which determines the rejection region at the 5% significance level.

Biology a Biology Professor Claimed That the Proportions of Grades

Biology
a Biology Professor Claimed That the Proportions of Grades