Monday
October 20, 2014

Homework Help: math

Posted by raja harishchandra on Tuesday, June 11, 2013 at 2:47am.

A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as a/b, where a and b are coprime positive integers. What is the value of a+b?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - A fair coin is flipped 3 times. The probability of getting exactly two ...
math - A fair coin is flipped 3 times. The probability of getting exactly two ...
Geometry - A fair coin is flipped 3 times. The probability of getting exactly ...
Math - Would you be more likely to get at least 70% tails if you flip a fair ...
maths - Suppose there are 10 coins laid out in front of you. All of the coins ...
Math - 10. A coin is loaded so that the probability of heads is 0.55 and the ...
statistics - you and 50 coworkers decide to play a game that consists of ...
probability - You flip a fair coin (i.e., the probability of obtaining Heads is ...
math - mike claims that the probability of winning a pick 6 number game where ...
Math - Flip a fair coin 9 times. Find the probability of getting the following ...

Search
Members