According to ESPN, the following data set represents the average heights of athletes from different
sports.
Height (in inches)
79
74
79
Athlete
NBA
NFL
MLB
Tennis
NHL
PGA Golf
MLS Soccer
UFC
Nascar
79
79
71
71
70
70
What is the interquartile range of the heights of the athletes?
(1) 8.5 inches
(2) 9 inches
(3) 70.5 inches
(4) 79 inches