Sagot :
Réponse :
Explications étape par étape :
■ proba(As) = 4/32 = 1/8 = 0,125 = 12,5 %
■ proba(♥) = 8/32 = 1/4 = 0,25 = 25 %
■ proba(As ∩ ♥) = proba(As de ♥)
= 1/32 = 0,03125 = 3,125 %
■ proba(As U ♥) = proba(As ou ♥)
= 11/32 = 0,34375 = 34,375 %