What is the mean for the population of scores shown in the frequency distribution table?? $$\begin{array} { l l }
\mathrm { X } & \mathrm { f } \
\hline 5 & 1 \
4 & 2 \
3 & 3 \
2 & 4 \
1 & 2 \
\hline
\end{array}$$
A)15/5 = 3?
B)?15/12 = 1.25
C)?32/5 = 6.60
D)?32/12 = 2.67

Question

What is the mean for the population of scores shown in the frequency distribution table?? $$\begin{array} { l l } 
\mathrm { X } & \mathrm { f } \
\hline 5 & 1 \
4 & 2 \
3 & 3 \
2 & 4 \
1 & 2 \
\hline
\end{array}$$
A)15/5 = 3?
B)?15/12 = 1.25
C)?32/5 = 6.60
D)?32/12 = 2.67

Quizplus · Accepted Answer

To find the mean of the population of scores, multiply each score (X) by its frequency (f), sum these products, and then divide by the total number of scores. Calculation: (5*1 + 4*2 + 3*3 + 2*4 + 1*2) / (1+2+3+4+2) = 32/12 = 2.67.

What Is the Mean for the Population of Scores Shown Xf5142332412\begin{array} { l l } \mathrm { X } & \mathrm { f } \\\hline 5 & 1 \\4 & 2 \\3 & 3 \\2 & 4 \\1 & 2 \\\hline\end{array}X54321​f12342​​

What Is the Mean for the Population of Scores Shown $\begin{array} { l l } \mathrm { X } & \mathrm { f } \\\hline 5 & 1 \\4 & 2 \\3 & 3 \\2 & 4 \\1 & 2 \\\hline\end{array}$