maggarKaMy3rl8 maggarKaMy3rl8

27-10-2016
Mathematics

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suppose that you flip a coin 13 times. what is the probability that you achieve at least 5 tails?

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Аноним Аноним

28-10-2016

probability of flipping either a head or a tail = 1/2

probability of flipping 6 tails in a row (1/2)*6

probability of flipping at least 1 head = 1 - (1/2)*6 = 63/64

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