Understanding Surveys, Experiments, and Observational Studies
Statistics and Probability · Flashcards
STATISTICS AND PROBABILITY · FLASHCARDS
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QUESTION
Identify the study type: Researchers randomly sample voters and ask their candidate preference.
QUESTION
What does random assignment help prevent in an experiment?
QUESTION
What is the primary purpose of an observational study in statistics?
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ANSWER
Describe associations by observing without assigning treatments. Observational studies measure without intervention or manipulation.
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