10-04-2017
Mathematics

contestada

plz answer this... If you flip three fair coins, what is the probability that the first two flips will both be heads, and the third flip will be either heads or tails?

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WindsorLynne WindsorLynne

11-04-2017

By symmetry the probability of getting at least two heads is half the total probability, or 1/2.

hope this helps!

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