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Marion flipped a coin three times. What is the probability that exactly two heads appeared?
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Marion flipped a coin three times. What is the probability that exactly two heads appeared?

User JohnyFree
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Probability of getting heads: 1/2

Probability to get 2 heads out of three tries is: 1/8
Work: 1/2 x 1/2 x 1/2 = 1/8
User Ebeland
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