The following are the resting heart rates (in $\text{bpm}$) of adult males:
$72$, $78$, $85$, $80$, $76$, $79$, $77$, $82$, $81$
Find the mean. Does the result seem reasonable?

82.5 bpm; Yes, the result seems reasonable.

70.4 bpm; No, the result does not seem reasonable.

75.7 bpm; No, the result does not seem reasonable.

78.9 bpm; Yes, the result seems reasonable.