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14-11-2017
Mathematics

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An unfair coin with p(h) = 0.6 is flipped 3 times and the result of each toss is noted. what is the probability that there are at least two heads?

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kritter1 kritter1

14-11-2017

Total possible outcomes: (2)³=8 (heads or tails possibility on each toss)

Draw out a Tree diagram to illustrate the given example, labelling the probability on each branch.

Adding all the possible situations with P(t)≥2, we get 0.352 as the probability.

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