In a certain country, the true probability of a baby being a boy is 0.528. among the next four randomly selected births in the

Question

tatuchka [14]

4 years ago

6

In a certain country, the true probability of a baby being a boy is 0.528. among the next four randomly selected births in the

country, what is the probability that at least one of them is a girl?

Mathematics

1 answer:

lana66690 [7] · Answer 1 · 2022-02-07T14:52:18+03:00

lana66690 [7]4 years ago

6 0

Here are the two methods you can perform this question :Method 1:
Probability that they are boys: 0.528 (4 squared) = 0.0777205Probability that 1 is a girl: 1 - 0.0777205 = 0.9222795 = 92.22%
Method 2:n=4p(boys)= 0.5281-o.528 = 0.9222795= 92.22%

In a certain​ country, the true probability of a baby being a boy is 0.528. among the next four randomly selected births in the​

In a certain country, the true probability of a baby being a boy is 0.528. among the next four randomly selected births in the