Posted by **Sara** on Wednesday, March 10, 2010 at 1:25pm.

Find the probability of tossing exactly 2 heads on 3 tosses of a fair coin.

- Math -
**Reiny**, Wednesday, March 10, 2010 at 1:33pm
HHH,HHT,HTH,THH,TTH,THT,HTT,TTT-- 8 ways

3 have 2 heads

prob(2 out of 3 H) = 3/8

## Answer This Question

## Related Questions

- math - 1. what is the probability of getting exactly one heads from three coin ...
- probability - Tossing a pair of coins We have a white coin, for which P(Heads)=0...
- Math - 10. A coin is loaded so that the probability of heads is 0.55 and the ...
- Probability - Consider 10 independent tosses of a biased coin with the ...
- math - In a game, a player tosses a coin 4 times. If the player gets 3 or 4 ...
- math - a fair coin is tossed in the air 4 times. if the coin lands heads up the ...
- Probability - Consider 10 independent tosses of a biased coin with the ...
- probability - Adefective coin minting machineproducescoinswhoseprobability ...
- Math Help - A fair coin is tossed 6 times. What is the probability of tossing at...
- Probability - A balanced coin is tossed 8 times. What is the probability of ...

More Related Questions