Want to know:
n personnes se répartissent au hasasrd dans les 3 hôtels d'un village, chaque hôtel disposant d'au moins n places. On désigne par X (respectivement Y, Z) le nombre de personnes allant dans l'hôtel A (B, C).X, Y, Z ~ Bin(n, 1/3)X + Y = X + Y = var(X + Y) =Sans calculer 𝔼[XY], donner la valeur de ρ(X, Y) :
Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.
Get the Answer for FreeHow StudyFetch Helps You Master This Topic
AI-Powered Answers
Get instant, detailed explanations powered by AI that understands your course material.
Deep Understanding
Go beyond surface-level answers with step-by-step breakdowns and examples.
Personalized Learning
Sparky adapts to your learning style and helps you connect ideas.
Practice & Test
Turn any question into flashcards, quizzes, and practice tests to solidify your knowledge.
Explore More Questions
- In linear programming models of real problems, the occurrence of an unbounded solution means that thea.resultant values of the decision variables have no bounds.b.mathematical models sufficiently represent the real-world problems.c.problem formulation is improper.d.constraints have been excessively used in modeling.
- Les échelles de rapport autorisent le calcul du coefficient de variation en plus de tous les traitements statistiques des échelles d'intervalles. égaux 1. Vrai2. Faux
- Which of the following refers to the pattern of faulty and biased decision making in which team members strive for agreement among themselves at the expense of accurately assessing information relevant to a decision?