In this paper, descriptive statistic analysis and retrospective investigation methods is used for the drunken-driving accidents.
应用描述性的研究方法对酒后驾驶交通事故回顾性调查。
Distinguish between enumerative (descriptive) and analytical (inferential) studies, and distinguish between a population parameter and a sample statistic.
区分量化（描述性的）和分析（推断性的）研究的区别； 区分总体参数和样本统计量的区别。
Distinguish between enumerative (descriptive) and analytical (inferential) studies, and distinguish between a population parameter and a sample statistic.
区分量化（描述性的）和分析（推断性的）研究的区别； 区分总体参数和样本统计量的区别。
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