Mathematics, 12.09.2019 22:30 darianhaynes
(h) suppose you assigned 40 subjects to each of the three treatment groups. in addition, you decided to control the variable exercise by having each subject perform 150 minutes of cardiovascular exercise each week by walking on a treadmill. however, the 40 subjects in the placebo group decided they did not want to walk on the treadmill and skipped the weekly exercise. explain how exercise is now a confounding variable.
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(h) suppose you assigned 40 subjects to each of the three treatment groups. in addition, you decided...
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