Obtain the Correlation Matrix
-A Gym Teacher Uses Three Exercises $- 0.821$

question 80

Multiple Choice

Obtain the Correlation Matrix
-A gym teacher uses three exercises to increase arm strength: push-ups, pull-ups, and rope climbing. He has 10 students in small class. The exercises consist of doing as many push-ups as possible in 2 minutes. After a rest the student does as many push-ups as possible in 2 minutes. After a rest the student climbs a rope and the time is recorded in seconds. The data for this class is given below. What is the correlation between pull-ups and the time to climb the rope?

• A) \(- 0.821\)
• B) \(- 0.882\)
• C) \(0.709\)
• D) \(0.003\)

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