ARS CUSTOMER RESEARCH COMPANIES
ARS MARKET RESEARCH SERVICES PRIVATE LIMITEDIn this paper we investigate the variance of products tested across regions and categories using different scales from 36 500 consumers in our database. We assess how reliable a smaller sample size of n 50 is versus larger samples of n 150 or more when testing products in the early stage and later stage of the product development life cycle.. www.arsmrs.in
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