Mathematics, 03.04.2021 16:10, Gladistshiala267

Soit la série statistique suivante pondérée par des coefficients: Valeurs 10 30 10 4 9 3
Coeff. 1 4 2 1 4 3

Calculer pour cette série statistique

la moyenne :
la valeur maximale :
la valeur minimale :
l'étendue statistique :

s'il vous plais aides moi

Answers: 1

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Soit la série statistique suivante pondérée par des coefficients: Valeurs 10 30 10 4 9 3
Coef...