Accurate statistics are crucial for understanding the state of road safety and measuring the impact of efforts to improve it.
准确的统计数据对于了解道路安全状况以及衡量道路安全改进工作具有的影响至关重要。
In order to maximize the benefits of reading a research report it is important to have at least a basic understanding of research methods and statistics.
了解一些基本的研究方法可以有力地帮助读者最大化理解科研文章。
Understanding the basic steps of social surveys and collating data and statistics related knowledge.
了解了社会调查的基本步骤及数据整理与统计的相关知识。
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