Home
Class 12
MATHS
Suppose families always have one, two, o...

Suppose families always have one, two, or three children, with probabilities 1/4, 1/2, and 1/4, respectively. Assume everyone eventually gets married and has children, then find the probability of a couple having exactly four grandchildren.

Promotional Banner

Similar Questions

Explore conceptually related problems

In a family of 3 children, find the probability of having at least one day.

In a family of 3 children, find the probability of having at least one boy.

In a family of three children, find the probability of having at least two boys.

In a family of three children, find the probability of having at least two boys.

Three persons hit a target with probability 1/2,1/3 and 1/4 respectively. If each one shoot at the target once, find the probability that exactly one of them hits the target

A couple has two childen . Find the probability that both are boys ,if it is known that one of the children is a boy .