随着社会的不断发展 ,“运用数据进行推断”已成为现代社会的一种普遍适用的思维方式 .因此 ,统计与概率的思想方法将越来越重要 .笔者把部分国家级课改实验区 2 0 0 4年中考试卷中的“概率计算题” ,归类整理与评析如下 .一、利用频率法例 1　 (贵阳市实验区考题 6)口袋中放有 With the continuous development of society, “using data for inference” has become a universally applicable mode of thinking in modern society. Therefore, the ideological methods of statistics and probability will become more and more important. The author has changed some of the national curriculum reform experimental area 2 The “probability calculation questions” in the 2004 mid-term examination papers are classified and reviewed as follows. I. Use Frequency Law 1 (in Guiyang Experimental Area 6)