Probabilidad con permutaciones y combinaciones
Examples
- Se hace una rifa en una clase de 25 estudiantes donde hay 3 premios. Cada estudiante en la clase tiene un boleto para la rifa.
- Si la rifa tiene 3 premios idénticos, ¿Cuál es la probabilidad de que Alex, Bruno, y Cuca sean los tres ganadores?
- Si la rifa tiene 3 premios distintos: primer premio de $1000, segundo premio de $500 y tercer premio de $250, ¿Cuál es la probabilidad de que Alex, Bruno y Cuca ganen el primer premio, segundo premio y tercer premio respectivamente?
- Si la rifa tiene 3 premios idénticos, ¿Cuál es la probabilidad de que Alex, Bruno, y Cuca sean los tres ganadores?
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