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Exercice 4 Calculer la probabilit� suivantes 1. Soit X suit la loi .pdf

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Exercice 4 Calculer la probabilit suivantes : 1. Soit X suit la loi normale N(2,4), calculer, - P(X0.5), P(0.42X0.42)P(0.23X1.37). 2. Calculer pour mme X, - P(Xt)=0.95, - P(tXt)=0.95 3. Soit T suit la loi de sutdent de paramtre 4 , calculer - P(X0.941) - P(1.533T1.533)P(Tt)=0.9.

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Exercice 4 Calculer la probabilit suivantes : 1. Soit X suit la loi normale N(2,4), calculer, - P(X0.5), P(0.42X0.42)P(0.23X1.37). 2. Calculer pour mme X, - P(Xt)=0.95, - P(tXt)=0.95 3. Soit T suit la loi de sutdent de paramtre 4 , calculer - P(X0.941) - P(1.533T1.533)P(Tt)=0.9

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