主要是在厦门大学进行调查,厦门是一个消费水平较高的城市,在校大学生可能消费也较高,可能不能正确反映消费情况。改善的措施是利用网络向全国不同区域的有代表的高校进行问卷调查。全国可划分为东北,中西部,自治区,东南等区域,选择几所高校进行调查,这样可量尽量减少消费水平,网络普及水平,运输等外界条件对调查的统计结果准确性的影响。第二个缺点是调查人数基数过小,调查问卷只有达到一定的数目才能比较准确的反映情况。可以通过增加调查问卷人数课减小此缺点的影响。第三个缺点是可能问题设置不太合理,在收取调查问卷的过程中发现有部分被调查者只填写了部分题目,这说明可能调查问卷的有些问题可能他们并没遇到。这也会给统计结果造成一定影响。所以在设置调查问卷的问题时,我们应该注意问题的普适性,尽量让问题具有代表性。
The survey have been conducted in Xiamen University, Xiamen is a high level of consumption of the city, which may lead to higher level of consumption in college students, so, it is not accurately reflect situation of consumption. We can use network sent questionnaires to different regions of the country representatives ,The country can be divided into the Northeast, Midwest, and autonomous regions, the South East and other regions, we can choice several colleges and universities to investigate in these regions, this would to minimize effect of some factors to the statistical accuracy of the results,for example, surveythe level of consumption, network penetration levels, transportation and other external conditions . The second drawback is that the number of survey base is too small. In order to more accurately reflect the situation the questionnaires shuold only up to a certain number . It can reduce the impact of this shortcoming by increasing the number of class questionnaire. Thirdly, problems not reasonable in the questionnaire ,we found only partially title been completed during the charged portion of the questionnaire ,because they did encounter some
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problems,This situation will cause a certain impact on the statistics. So we should pay attention to the universality of the problem when setting up the questionnaire’s question.
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