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What is the expected number of tails when a fair coin is tossed 100 times?
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What is the expected number of tails when a fair coin is tossed 100 times?

User Mquinteiro
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1 Answer

4 votes

Answer:

50 times

Explanation:

Assuming a fair coin (probability of heads = 1/2), the expected number of heads (in the sense of mathematical expectations) is 100*1/2 = 50.

User Mike Hemelberg
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