The heights of ten female students (in inches) in a college math class are listed below. Find the mean. $\begin{array} { l l l l l l l l l l } 65 & 66 & 67 & 66 & 67 & 70 & 67 & 70 & 71 & 68 \end{array}$
A) $67.7$ inches
B) $65.5$ inches
C) $71.1$ inches
D) $70.0$ inches

Question

Quizplus · Accepted Answer

The mean height is calculated by adding all the heights together and then dividing by the number of students. $65 + 66 + 67 + 66 + 67 + 70 + 67 + 70 + 71 + 68 = 677$. Dividing by 10 gives $677 / 10 = 67.7$ inches.

The Heights of Ten Female Students (In Inches) in a College