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101.The following appeared in a memo from the president of a company that makes breakfast cereals. "In a recent study, subjects who ate soybeans at least five times per week had significantly lower cholesterol levels than subjects who ate no soy products. By fortifying our Wheat-O cereal with soy protein, we can increase sales by appealing to additional consumers who are concerned about their health. This new version of Wheat-O should increase company profits and, at the same time, improve the health of our customers." 在最近的一次调查中,那些每周至少吃五次大豆的调查对象的胆固醇值比不吃大豆制品的人低很多。通过在我们的Wheat-O麦片中添加大豆蛋白,我们可以通过吸引更多的关注自身健康的消费者来增加销量。这种新的Wheat-O应该能够增加公司的利润,并且同时促进我们消费者的健康。
1.
调查者的身体状况并不知道,也许不吃大豆的人胆固醇本来就高,而猛吃大豆的本来就低。而且,调查的方式、权威、样本数量均未知道。
2.
就算调查结果是正确的,但只能说明大豆对降低胆固醇有影响,而大豆蛋白并不一定导致。有可能是大豆中的其他物质,例如某些微量元素。
就算以上均成立,但加入大豆蛋白后,未必销量会增加,利润会提高。比如,麦片口味发生了变化,消费者不爱吃。再如,如果生产成本很高,也不一定会提高利润 |