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You want to see if studying in your room during your senior year in highschool...

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Basic Math

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You want to see if studying in your room during your senior year in highschool affects your grades. You take 20 students all with similar gradesand put them into groups of 2.One person studies in their room and the other studies in their kitchenfor the same amount of time.Every student takes their unit exam.Once the exams are graded you compare the scores of those whostudied in their room to those who studied in their kitchen.This is an example of which of the following?Observational StudySample SurveyExperimentPlacebo Study

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