kaopelt1563 kaopelt1563

04-01-2018
Mathematics

contestada

What is the expected number of heads that come up when a fair coin is flipped 10 times?

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mathmate mathmate

04-01-2018

This is a binomial distribution with a probability of success = 0.5 (fair coin).
n=10
so
mean = E[x] = np =10*0.5 =5

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