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Earn +20 ptsQ: What difference between an observational study and an experiment?
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Continue Learning about Statistics
What type of experiment is an observational study?
In Vivo
The essence of an experiment as opposed to an observational study is to?
change one or more factors and observe the effects
A relationship between two or more variables that is shown in an observational study is a?
Correlation-apex (;
What is the difference between justification and significance?
advantages of the study
What is a study of small group behavior of a selected random sample called?
controlled experiment
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