Mathematics, 16.08.2021 20:30, lillovecandy

Un alumno se ha preparado en 25 temas de un total de 35 para un examen, en el cual se les entregará una ficha con cinco temas al azar de un total de 35. Si el alumno debe contestar correctamente por lo menos tres temas de los cinco para aprobar, calcula la probabilidad de que apruebe el examen. a) 0.8722
b) 0.5
c) 0.3188
d) 0.20

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Un alumno se ha preparado en 25 temas de un total de 35 para un examen, en el cual se les entregará...