Question: Question 22 (5 points) On veut tester l'hypothse suivante: Ho: = 3000, HI : < 3000. Sur la base d'un chantillon de taille n

Question 22 (5 points) On veut tester l'hypothse suivante: Ho: = 3000,

Question 22 (5 points) On veut tester l'hypothse suivante: Ho: = 3000, HI : < 3000. Sur la base d'un chantillon de taille n = 245, provenant d'une population dont l'cart-type, o, est 625. On utilise la regle de dcision suivante: Rejeter Ho si X-bar

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Question 22 (5 points) On veut tester l'hypothse suivante: Ho: = 3000, HI :

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