Inferences & Claims From Statistics
PSAT Math · Flashcards · Recall
PSAT MATH · FLASHCARDS
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QUESTION
What is a confounding variable in a study comparing a treatment and an outcome?
QUESTION
What must be true to generalize a survey result to an entire population?
QUESTION
What condition makes a sample likely to be representative of the population?
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ANSWER
A random sample from the population. Random selection ensures each member has equal chance, avoiding bias.
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