Laneemay
Laneemay Laneemay
  • 17-04-2017
  • Mathematics
contestada

Four fair coins are tossed. Find the expected number of heads

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Аноним Аноним
  • 17-04-2017
I would expect 2 heads;

1/2 chance of getting heads

2/4 chance of getting heads.

2 out of 4 chance of getting heads.
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