Baddieblack1234 Baddieblack1234

25-06-2022
Mathematics

contestada

what is the probability that a family with three children will have all girls?
A) 1/2
B) 1/8
C) 25%
D) .10

Respuesta :

TalShmueli TalShmueli

25-06-2022

Answer:

B) 1/8

Step-by-step explanation:

each child born has 50/50 to be a boy or a girl, so, we determine a Bernoulli process where p=0.5, and we need 3 out of 3 successes.

the probability will then be:

(0.5)³=0.125=1/8

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25-06-2022

B) 1/8 . i believe so

Answer Link

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