Using the given frequency distribution table, how many students made B's (80 to 89)? Frequency Distribution of 25 Test Scores
$$\begin{array} { | c | c | c | c | }
\hline \begin{array} { c }
\text { Class } \
\text { Interval }
\end{array} & \text { Midpoint } & \text { lally } & \begin{array} { c }
\text { Class } \
\text { Frequency }
\end{array} \
\hline 45 - 49 & 47 & / & 1 \
\hline 50 - 54 & 52 & / & 1 \
\hline 55 - 59 & 57 & / / & 2 \
\hline 60 - 64 & 62 & / & 1 \
\hline 65 - 69 & 67 & / & 1 \
\hline 70 - 74 & 72 & / / & 2 \
\hline 75 - 79 & 77 & / / / & 3 \
\hline 80 - 84 & 82 & / / / & 3 \
\hline 85 - 89 & 87 & / / / & 3 \
\hline 90 - 94 & 92 & / \text { in } & 5 \
\hline 95 - 99 & 97 & / / / & 3 \
\hline
\end{array}$$
A)15
B)6
C)12
D)3

Question

Using the given frequency distribution table, how many students made B's (80 to 89)? Frequency Distribution of 25 Test Scores
$$\begin{array} { | c | c | c | c | } 
\hline \begin{array} { c } 
\text { Class } \
\text { Interval }
\end{array} & \text { Midpoint } & \text { lally } & \begin{array} { c } 
\text { Class } \
\text { Frequency }
\end{array} \
\hline 45 - 49 & 47 & / & 1 \
\hline 50 - 54 & 52 & / & 1 \
\hline 55 - 59 & 57 & / / & 2 \
\hline 60 - 64 & 62 & / & 1 \
\hline 65 - 69 & 67 & / & 1 \
\hline 70 - 74 & 72 & / / & 2 \
\hline 75 - 79 & 77 & / / / & 3 \
\hline 80 - 84 & 82 & / / / & 3 \
\hline 85 - 89 & 87 & / / / & 3 \
\hline 90 - 94 & 92 & / \text { in } & 5 \
\hline 95 - 99 & 97 & / / / & 3 \
\hline
\end{array}$$
A)15
B)6
C)12
D)3

Quizplus · Accepted Answer

The students who made B's (80 to 89) are in the class intervals 80 - 84 and 85 - 89, with class frequencies of 3 each. Adding these together gives 6 students.

Using the Given Frequency Distribution Table, How Many Students Made