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Author Question: Can a conclusion that the exercise program caused more sleep? a. A cause and effect relation might ... (Read 443 times)

javeds

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on: Jul 24, 2018
Can a conclusion that the exercise program caused more sleep?
 a. A cause and effect relation might be concluded because the study had a control group.
  b. A cause and effect relation might be concluded because the study was a randomized experiment.
  c. A cause and effect relation cannot be concluded because the study was an observational study.
  d. A cause and effect relation cannot be concluded because diet was not controlled.

Question 2

What is the explanatory 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


chereeb

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

B


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javeds

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Reply #2 on: Jul 24, 2018
Thanks


chereeb

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Reply #3 on: Jul 24, 2018
Welcome :)


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