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

question 34

Multiple Choice

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