The following frequency distribution analyzes the scores on a math test. Find the class midpoint of scores interval 95-99.
$$\begin{array} { c c }
\hline \text { Scores } & \text { Number of students } \
\hline 40 - 59 & 2 \
60 - 75 & 4 \
76 - 82 & 6 \
83 - 94 & 15 \
95 - 99 & 5 \
\hline
\end{array}$$
A) 97.0
B) 97.5
C) 98.0
D) 96.5

Question

The following frequency distribution analyzes the scores on a math test. Find the class midpoint of scores interval 95-99. 
$$\begin{array} { c c } 
\hline \text { Scores } & \text { Number of students } \
\hline 40 - 59 & 2 \
60 - 75 & 4 \
76 - 82 & 6 \
83 - 94 & 15 \
95 - 99 & 5 \
\hline
\end{array}$$
A) 97.0
B) 97.5
C) 98.0
D) 96.5

Quizplus · Accepted Answer

The class midpoint is the average of the lower and upper class limits. For the interval 95-99, the lower class limit is 95 and the upper class limit is 99. The class midpoint is (95 + 99) / 2 = 97.

The Following Frequency Distribution Analyzes the Scores on a Math