Determine whether the study described is a randomized experiment or an observational study.
a...
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Social Studies, 28.01.2020 23:45 jahzz
Determine whether the study described is a randomized experiment or an observational study.
a wellness instructor wants to determine the effect of fitness class types on body fat composition. she selects four fitness classes that are currently in session: yoga, zumba, pilates, and tae bo. she measures the body fat of the fitness class participants at that time and then again during the last week of classes.
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