Devemos dar um grande desconto ao que os compradores de produtos de saúde dizem sobre os benefícios do produto porque há uma tendência para o exagero dos benefícios:
http://www.independent.co.uk/life-style/gadgets-and-tech/news/amazon-weight-loss-product-reviews-misleading-customers-clinical-trials-online-shopping-health-a7572851.html
http://www.independent.co.uk/life-style/gadgets-and-tech/news/amazon-weight-loss-product-reviews-misleading-customers-clinical-trials-online-shopping-health-a7572851.html
Citando:
"Customers should approach online reviews of health products with caution, say University of Aberdeen researchers. An analysis of clinical trial data and user-generated online reviews has shown that customers are prone to exaggerating the effects of weight loss and cholesterol treatments, especially when they have positive results. The researchers examined more than 1,600 Amazon.com reviews, and found that Benecol reviewers described an average drop in cholesterol over three times above what was found in carefully controlled trials."
"Customers should approach online reviews of health products with caution, say University of Aberdeen researchers. An analysis of clinical trial data and user-generated online reviews has shown that customers are prone to exaggerating the effects of weight loss and cholesterol treatments, especially when they have positive results. The researchers examined more than 1,600 Amazon.com reviews, and found that Benecol reviewers described an average drop in cholesterol over three times above what was found in carefully controlled trials."
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