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With 3 coin tosses, the possible outcomes are:

HHH, HHT, HTH, HTT, THH, THT, TTH, TTT

There are 8 possible outcomes and 3 of them have 2 heads. Thus:

probability = 3/8 (= 0.375)

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Q: What is the probability of getting exactly 2 heads in 3 coin tosses?
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