January 2021 1 59 Report
bjr
exercice de maths
classes [0;30[ frequences 6
classes [30;40[ frequences 38
classes [40;50[ frequences 32
classes [50;70[ frequences 4
1/ donner une valeur approchee de la moyenne de l etendue determiner la classe mediane.
2/ construire un histogramme

merci
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