Abstract:A bstract Rdsumd Confidence intervals and tests for the market share Cette Ptude met en evidence des intervalles et des tests of a group of products are developed, using an de confiance pour la part de marche d'un groupe de approximation to the variance of the market share produit grcice a une approximation de la variance de estimate based either on a random sample or on the I'estimation de la part de marchP basPe soit sur un relationship between actual and estimated product sales Pchantillon aliatoire, soit s… Show more
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