ineedhelpwhomework
29.01.2020 •
Mathematics
in a certain country, the probability that ababy that is born is a boy is 0.52 and the probably that a baby that is born isa girl is 0.48. a family has two children. if x is the number of girls born to a family, find the probability thatthe family has 0, 1, or 2 girls. (a) draw a treediagram showing the possibilities for each outcome.(b) create thebinomial distribution table for p(x) .
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Ответ:
BB (0.52)(0.52) = 0.2704
BG (0.52)(0.48) = 0.2496
GB 0.2496
GG (0.48)(0.48) = 0.2304
c)
Number of girls born:
x P(x)
0 0.2704
1 0.4992
2 0.2304
Ответ:
-3 i think hope this helps