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Catracho Catracho
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Posts: 500
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10 months ago Edited: 10 months ago, bio_man
Let x determine a random​ variable, and use your knowledge of probability to prepare a probability distribution.

A family has three children and the number of boys is recorded. (Assume an equal chance of a boy or girl for each birth.)
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wrote...
Educator
10 months ago
The probability of having 0 boys is: 1/2 * 1/2 * 1/2 = 1/8 in the first block

The probability of having 1 boys (and 2 girls) is: [see attachment 1]

The probability of having 2 boys (and 1 girl) is: [see attachment 2]

The probability of having 3 boys is: 1/2 * 1/2 * 1/2 = 1/8 already filled in
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wrote...
6 months ago
thank you for your help
wrote...
Educator
6 months ago
thank you for your help

Welcome Slight Smile If you have a question of your own, feel free to post it
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wrote...
5 months ago
Thanks so much for your help.
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