e0ufarmonJenaStow9ma e0ufarmonJenaStow9ma
  • 04-06-2017
  • Mathematics
contestada

A coin is tossed 11 times. what is the probability of obtaining exactly 9 heads?

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whassupkingdre
whassupkingdre whassupkingdre
  • 04-06-2017
binomial distribution...

n=11
p( head) = 0.5

11C9x 0.5^9 x 0.5^2
there you go.
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