Question

In a randomly selected family with two children, excluding multiple births, what is the probability of having two girls?
(Assume a girl is as likely as a boy at each birth.)

Answer 1

whats the sample space ?

Answer 2

P(g).P(g)=0.5*0.5

Answer 3

in other words : list out all the possible outcomes for two children

Answer 4

So it is 1/4?

Answer 5

yes that mthod looks neat!