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Question
A researcher is interested in the effect of exercise on stamina in elderly patients. The patients are randomly assigned to be in a high-exercise or low-exercise training program for eight weeks. At the end of the program, their stamina is measured by seeing how long they can walk comfortably on a treadmill. In this study, the dependent variable is:
A.
the number of minutes on the treadmill.
B.
the exercise program (high versus low).
C.
the number of elderly patients.
D.
Answer
This answer is hidden. It contains 43 characters.
Related questions
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