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Mathematics 11 Online
OpenStudy (anonymous):

if we toss four fair coins, what is the probability that we get more heads than tails?

OpenStudy (anonymous):

50%

Directrix (directrix):

There are 2^4 or 16 possible outcomes. How many of these outcomes have more heads than tails? HHHH, HHHT, HHTH, HHTT, HTHH, HTHT, HTTH, HTTT, THHH, THHT, THTH, THTT, TTHH, TTHT, TTTH, TTTT

Directrix (directrix):

@lisechal What is the probability of more heads than tails in this problem?

OpenStudy (anonymous):

Its 50% right @Directrix ?

OpenStudy (anonymous):

@Directrix thank you...... not the best at math.

Directrix (directrix):

@Sleepy_Asian52 @lisechal I see 5 possible outcomes with more heads than tails. There are 16 possible outcomes. That gives a probability of more heads than tails to be 5/16. That is 31.25% which is less than 50%.

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