A group of 60 students are randomly selected to take a one-minute fitness test using a jump rope. Thirty students are in first grade and 30 students are in seventh grade.
The following statistical information is calculated using the number of jumps completed in one minute.
Based on these samples, what generalization can be made?
1st Grade
Students
7th Grade

Students
Mean
132
107
Median
105
101
Range
72
63
A. Seventh grade students can complete more jumps than first grade students.
B. First grade students can complete more jumps than seventh grade students.
C. Not enough information is provided to draw any of these conclusions,
D. First grade students can complete the same number of jumps as seventh grade students.