Fitzgerald Guerrero
06/25/2023 · Senior High School

Dans une classe de terminale de 36 élèves, 18 élèves ont 17 ans, 24 élèves sont des filles et 14 filles ont 17 ans. On choisit au hasard un élève de cette classe, on s'intéresse aux événements suivants: \( A: \) : l'élève est une fille » ; B: « l'élève a 17 ans » et \( A \cap B: \) « l'èlève est une fille de 17 ans ». 1. Détermine l'univers \( \Omega \) de cette expérience aléatoire. Donne son cardinal. 2. Calcule : a) \( P(B) \); b) \( P(A) \); c) \( P(A \cap B) \).

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\( \sqrt{2} \).

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