A) 295
B) 872

Multiple Choice

$$\begin{array}{l}\text { Approximate the population variance given the following frequency distribution. }\\\begin{array} { c c } \hline \text { Class } & \text { Frequency } \\\hline 0 - 19 & 15 \\20 - 39 & 13 \\40 - 59 & 8 \\60 - 79 & 10 \\80 - 99 & 10 \\\hline\end{array}\end{array}$$

A) 29.5
B) 872.6
C) 29.3
D) 857.0