SOLUTION: mary tosses three coin at one time. if she gets anything but 3 tails, she loses. what is the probability that she loses?

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Question 301112: mary tosses three coin at one time. if she gets anything but 3 tails, she loses. what is the probability that she loses?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
She can win is 1/2*1/2*1/2=1/8
so against her are 7/8 that she will lose