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本帖最后由 尾羽 于 2009-7-3 14:42 编辑
In this memo, a president claims that one of cereal products for breakfast made by his or her company named Wheat-O cereal should be fortified with soy protein, in order to attract more consumer to increase sales. To substantiate this claim, the president also provide a recent study showing that subjects who ate soybeans at least five times per week had significantly lower cholesterol levels than subjects ate no soy products. Accordingly, the president asserts that the new Wheat-O will be benefit to the company profits and keep their consumers health. As it stands, this memo is unconvincing for several critical flaws.
First of all, the president fails to present any information concerning all details that may affect a correct conclusion made from the study. For instance, there is no information about the number of investigated people, how old they are and their original health condition. The representative role of subjects in this study is worth considering. Similarly, the president also ignores to lend the fact that how long the subjects were observed during the experiment. It is entirely possible that the cholesterol level declines significantly and temporarily after the subjects ate soybeans, and a temporary effect may not be good to health. Additionally, we are not quite sure that a low level of cholesterol is possibly having benefit to our health. Thus, to improve efficiency, the president must offer more information like something above, or it would cause suspicions to the reliability of study.
What further weakens the conclusion made by the president in the memo is the fact that whether the effect of descending cholesterol level is same when people eat soybeans or soy products like fortified Wheat-O cereal. In other words, the component from soybeans that will decline the level of cholesterol might be destroyed during the manufacture process of making new version of Wheat-O. That is to say, the new cereal would have no positive impact to consumers’ health as the president promised in memo.
Moreover, the president’s conclusion also based on a questionable assumption that the fortified Wheat-O cereal will attract additional consumers to increase sales. Nevertheless, how can the president make such an assertion without a survey about consumers’ desire? Because, even if the consumers concern their health condition, it might be in many different aspects, not in respect of cholesterol only. It is likely to be that some consumers mind about whether food they ate is green, pollution-free and organic; others care about the calorie level or some ingredient in food that would lead to fat and exacerbate the situation of their chronic disease. Therefore, the assumption will not be supported sufficiently before the president provides more details of evidence.
As it stands, the memo is not well reasoned. To make it logically acceptable, the president would have to demonstrate a scientific study with solid fact and appropriate deduction. Such as, the specific experiment details like the age, number, and original health condition of the subjects. Furthermore, the president must also provide evidence to rule out all the mentioned-above possibilities that might weaken the conclusion. |
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