Posted by juan777 on Monday, January 23, 2012 at 12:29am.
A couple intends to have four children. Assume that having a boy and girl is equally likely event.
a) List sample space
b) Find the probability that couple has two boys and two girls;
c) Find the probability that couple has at least one boy
- math - Reiny, Monday, January 23, 2012 at 9:01am
finish the chart
GGGG --- you should have 16 of these
count the number of cases for each of your events,
then divide by 16 to the prob.
- math - LOL, Saturday, February 15, 2014 at 2:49pm
5. A couple plans to have 3 children. Find the possible ways the couple can have 3 children.
- 1a3b+3a2b1+3a1b2+1 a0b3
1a3= 1 case with boy, boy, boy
3a2b1= 3 cases with 2 boys and a girl
3a1b2=3 cases with a boy and 2 girls
1b3= 1 case of girl, girl and girl.
- math - Water, Thursday, February 18, 2016 at 8:29am
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