# Probably of coin toss

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• October 9th 2012, 10:05 AM
kittenslayer
Probably of coin toss
Hi there,

I'm trying to find out the probability of winning 7 coin tosses in a row without losing (with a 50/50 chance each toss).

Thanks in advanced!
• October 9th 2012, 10:34 AM
Plato
Re: Probably of coin toss
Quote:

Originally Posted by kittenslayer
I'm trying to find out the probability of winning 7 coin tosses in a row without losing (with a 50/50 chance each toss).

You did not say what 'winning' means.
But in general, the probability of seven heads in a row is $(0.5)^7$.