Inferences & Claims From Statistics - SAT Math
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Question
What is the definition of a statistical inference?
What is the definition of a statistical inference?
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Answer
Drawing conclusions about a population based on a sample. Uses sample data to make educated guesses about the entire population.
Drawing conclusions about a population based on a sample. Uses sample data to make educated guesses about the entire population.
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Question
Identify the term: The likelihood that a result is due to chance.
Identify the term: The likelihood that a result is due to chance.
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Answer
P-value. Measures probability that observed results occurred by random chance alone.
P-value. Measures probability that observed results occurred by random chance alone.
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Question
Find and correct the claim: 'The sample result proves the hypothesis.'
Find and correct the claim: 'The sample result proves the hypothesis.'
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Answer
Correct: 'The sample result supports the hypothesis.'. 'Supports' is proper; samples provide evidence but never absolute proof.
Correct: 'The sample result supports the hypothesis.'. 'Supports' is proper; samples provide evidence but never absolute proof.
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