Find the Requested Value $\begin{array} { l l l l l l } 78 & 78 & 71 & 75 & 71 & 73 \end{array}$

Multiple Choice

Find the requested value.
-A researcher wishes to estimate the mean resting heart rate for long-distance runners. A random sample of 12 long-distance runners yields the following heart rates, in beats per minute.
$\begin{array} { l l l l l l } 78 & 78 & 71 & 75 & 71 & 73 \end{array}$
$\begin{array} { l l l l l l } 61 & 59 & 78 & 59 & 60 & 63 \end{array}$
Use the data to obtain a point estimate of the mean resting heart rate for all long distance runners.

A) 68.8 beats per minute
B) 65.6 beats per minute
C) 70.6 beats per minute
D) 67.2 beats per minute