Mathematics, 30.10.2020 17:40 stryker71

Determine whether the situation is an example of an experiment or an observational study. Explain.
A researcher asks people how many hours they exercise per week and examines
whether this affects the amount of sleep they get.
a)
This is an observational study. The researcher is applying a treatment
(exercise) instead of simply gathering data.
This is an experiment. The researcher is applying a treatment (exercise)
instead of simply gathering data.
b)
c)
This is an observational study. The researcher gathers data instead of
applying a treatment.
d)
This is an experiment. The researcher gathers data instead of applying a
treatment.

Answers: 1

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Determine whether the situation is an example of an experiment or an observational study. Explain.<...