Math Problem Statement
De un grupo de 100 personas, 20 son mujeres. Si se selecciona al azar 30 personas ¿Cuál es la probabilidad de que en la selección allá exactamente 15 mujeres?
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Combinatorics
Hypergeometric Distribution
Formulas
Hypergeometric distribution formula
Theorems
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Suitable Grade Level
Advanced High School / College
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