Lemma
MediumCounting & chance
AQuA-RAT train #4806 · Probability · Counting & chance

John tossed a fair coin 5 times

John tossed a fair coin 5 times. What is the probability that the coin landed heads up exactly twice?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #4806

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