Coach Meyer is the track coach at school. She asks her athletes to
maximum weight that they can lift on the leg-press weight machine. The
histogram shows the data she has recorded.
15
12
Maximum Weight on Leg Press
Number of students
3
6
21-30
31-40
41-50
Weight (pounds)
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What unit of measure is used in the study?
A. Number of students
B. Repetitions
C. Pounds
D. Number of observations