Question

Asked Apr 19, 2019

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Given a family with three children, find the probability of the event.

The youngest is a girl, given that there are at least two

girls.

The probability that the

youngest is a girl is, given that there are at least two girls is?

Step 1

To calculate the required conditional probability

Step 2

Let X, Y, Z be the three children arranged as the oldest, middle and the youngest. The sample space S for "at least two girls (G)" is described .(B represents Boy)

Step 3

The sample space consists of 4 events. The youngest being a girl...

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