A coin is tossed three times. What is the probability that exactly two heads occur, given that (a) the first two outcomes were tails? (b) the first two outcomes were heads? (c) the first outcome was a head and the third outcome was a head?
Added by Francisco Javier S.
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Since each toss has 2 possible outcomes (heads or tails), the total number of outcomes is 2^3 = 8. Show more…
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