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Unit 4: Probability, Random Variables, and Probability Distributions
Quick questions on Introducing statistics: random and non-random patterns - AP Statistics Unit 4
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State what the law of large numbers does and does not promise. [2 points]
What is q2?Show answer
A gambler says, "Red has come up five times, so black is due." What error is this? [1 point]
What is the gambler's fallacy?Show answer
Independent trials have no memory; a run of one outcome does not make the other "due." The long-run balance comes from many future trials, not self-correction.
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