For the following frequency distribution of exam scores,how many students had scores lower than X = 80? $$\begin{array} { l l }
X & \mathrm { f } \
\hline 90 - 94 & 3 \
85 - 89 & 4 \
80 - 84 & 5 \
75 - 79 & 2 \
70 - 74 & 1
\end{array}$$
A)2
B)3
C)7
D)Cannot be determined

Question

For the following frequency distribution of exam scores,how many students had scores lower than X = 80?	 $$\begin{array} { l l } 
X & \mathrm { f } \
\hline 90 - 94 & 3 \
85 - 89 & 4 \
80 - 84 & 5 \
75 - 79 & 2 \
70 - 74 & 1
\end{array}$$
A)2
B)3
C)7
D)Cannot be determined

Quizplus · Accepted Answer

The Answer of For the following frequency distribution of exam scores,how many students had scores lower than X = 80?	 $$\begin{array} { l l } 
X & \mathrm { f } \
\hline 90 - 94 & 3 \
85 - 89 & 4 \
80 - 84 & 5 \
75 - 79 & 2 \
70 - 74 & 1
\end{array}$$
A)2
B)3
C)7
D)Cannot be determined

For the Following Frequency Distribution of Exam Scores,how Many Students Xf90−94385−89480−84575−79270−741\begin{array} { l l } X & \mathrm { f } \\\hline 90 - 94 & 3 \\85 - 89 & 4 \\80 - 84 & 5 \\75 - 79 & 2 \\70 - 74 & 1\end{array}X90−9485−8980−8475−7970−74​f34521​​

For the Following Frequency Distribution of Exam Scores,how Many Students $\begin{array} { l l } X & \mathrm { f } \\\hline 90 - 94 & 3 \\85 - 89 & 4 \\80 - 84 & 5 \\75 - 79 & 2 \\70 - 74 & 1\end{array}$