Mathematics, 12.01.2021 18:00 em387p3s1zr
A researcher is interested in assessing the effects of jogging on stress reduction. He identifies 2 who jog regularly and 25 who may exercise in other ways but do not jog. The researcher interviews ead people to determine their reactions to stress. The 50 subjects did not know they were part of a study the following statements is true?
(a) This is an observational study.
(b) This is a matched pairs experiment.
(c) This is a double-blind study
(d) This is a completely randomized experiment.
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A researcher is interested in assessing the effects of jogging on stress reduction. He identifies 2...
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