Math Problem Statement
In a family with 7 children what is the probability of having 3 boys and then 4 girls, in that order? (Exclude multiple births and assume all outcomes are equally likely).
In a family with 7 children, what is the probability of having 3 boys and 4 girls, in any order? (Exclude multiple births and assume all outcomes are equally likely).
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Binomial Distribution
Combinatorics
Formulas
P(specific sequence) = (1/2)^n
Binomial Coefficient: C(n, k) = n! / (k!(n-k)!)
Binomial Probability: P = C(n, k) * (p)^k * (1-p)^(n-k)
Theorems
Binomial Theorem
Suitable Grade Level
Grades 10-12
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