If I toss 3 coins, the probability that I will have exactly 2 heads is:

asked Sep 6, 2023 185k views

2 votes

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4 votes

We have the next possible events

The events are

HHH

HHT

HTH

HTT

THH

THT

TTH

TTT

The probability that I will have exactly 2 heads is

$P(exactly\text{ 2 heads)=}(3)/(8)$

Dave Neeley answered Sep 11, 2023

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