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Le propriétaire d'un magasin s'intéresse à l'âge de ses clients. Il demande leur âge aux 20 clients qui entrent dans son magasin un lundi. 19 de ces clients ont un âge compris entre 20 et 30 ans, le 20ème client est centenaire. Laquelle de ces affirmations est vraie ? Expliquez. Vous commencerez par donner les définitions de l'âge médian et de l'âge moyen.a) L'âge médian est inférieur à l'âge moyenb) L'âge médian est supérieur à l'âge moyen
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