SOLUTION: What is the probability that three tails do not come up on a throw of three dimes?

Algebra ->  Probability-and-statistics -> SOLUTION: What is the probability that three tails do not come up on a throw of three dimes?      Log On


   

Question 416882: What is the probability that three tails do not come up on a throw of three dimes?
Answer by sudhanshu_kmr(1152) About Me  (Show Source):
You can put this solution on YOUR website!

probability of getting three tails on a throw of three dimes P(A)= 1/2 * 1/2 *1/2
=1/8
probability of not getting 3 tails = P'(A) = 1 - 1/8 = 7/8

it is 7/8