A friend has constructed the following frequency distribution of test scores in his business statistics class:
$$\begin{array} { | l | l }
\hline \text { Score } & \text { Number af Students } \
\hline 40 \text { and below } & 2 \
\hline 40 - 50 & 6 \
\hline 50 - 60 & 8 \
\hline 60 - 70 & 13 \
\hline 70 - 80 & 11 \
\hline 80 - 90 & 5 \
\hline 90 \text { and above } & 4 \
\hline
\end{array}$$ He asks for your feedback.What advice would you give him?

Question

A friend has constructed the following frequency distribution of test scores in his business statistics class:
 $$\begin{array} { | l | l } 
\hline \text { Score } & \text { Number af Students } \
\hline 40 \text { and below } & 2 \
\hline 40 - 50 & 6 \
\hline 50 - 60 & 8 \
\hline 60 - 70 & 13 \
\hline 70 - 80 & 11 \
\hline 80 - 90 & 5 \
\hline 90 \text { and above } & 4 \
\hline
\end{array}$$ He asks for your feedback.What advice would you give him?

Quizplus · Accepted Answer

The Answer of A friend has constructed the following frequency distribution of test scores in his business statistics class:
 $$\begin{array} { | l | l } 
\hline \text { Score } & \text { Number af Students } \
\hline 40 \text { and below } & 2 \
\hline 40 - 50 & 6 \
\hline 50 - 60 & 8 \
\hline 60 - 70 & 13 \
\hline 70 - 80 & 11 \
\hline 80 - 90 & 5 \
\hline 90 \text { and above } & 4 \
\hline
\end{array}$$ He asks for your feedback.What advice would you give him?

A Friend Has Constructed the Following Frequency Distribution of Test