lex544
lex544 lex544
  • 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 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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