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A married couple decided that they would have four children.
1 Draw a tree diagram that shows the possibilities of the children being boys or girls.
2 How many possible outcomes are there?
3 What is the probability of having four boys?
4 What is the probability of having four children of the same gender?
5 Determine the probability of having two boys and two girls.
6 Determine the probability of having at least one boy.
in Grade 11 Maths Literacy by Diamond (38,545 points) | 29 views

1 Answer

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1.    

2.    There are 16 possible outcomes.

3.    P(having four boys) = 1/16

4.    P(having four children of the same gender) = 2/16 = 1/8

5.    P(having two boys and two girls) = 4/16 = 1/4

6.    P(having at least one boy) = 15/16

by Silver Status (28,769 points)

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