Use the following information for questions:
43 sedentary adults between the ages of 50 and 76 were randomly assigned to either an exercise program four times a week for 16 weeks or they continued to be sedentary (King, et al, JAMA, January 1, 1997,pp 32-37). The exercise group slept an average of 42 minutes a night longer than the control group.
-What is the response variable in the study?
A) Amount of food eaten (calories) per day
B) Following an exercise program four times a week for 16 weeks (or not)
C) Amount of sleep per night
D) Age

Question

Use the following information for questions:
 43 sedentary adults between the ages of 50 and 76 were randomly assigned to either an exercise program four times a week for 16 weeks or they continued to be sedentary (King, et al, JAMA, January 1, 1997,pp 32-37). The exercise group slept an average of 42 minutes a night longer than the control group.
-What is the response variable in the study?
A) Amount of food eaten (calories) per day
B) Following an exercise program four times a week for 16 weeks (or not)
C) Amount of sleep per night
D) Age

Quizplus · Accepted Answer

The response variable in the study is the outcome that the researchers are measuring to see if it is affected by the treatment, which in this case is the amount of sleep per night.

Use the Following Information for Questions