81. A recent report determined that although only 3 percent of drivers on Maryland highways equipped their vehicles with radar detectors, 33 percent of all vehicles ticketed for exceeding the speed limit were equipped with them. Clearly, drivers who equip their vehicles with radar detectors are more likely to exceed the speed limit regularly than are drivers who do not. The conclusion drawn above depends on which of the following assumptions? (A) Drivers who equip their vehicles with radar detectors are less likely to be ticketed for exceeding the speed limit than are drivers who do not. (B)Drivers who are ticketed for exceeding the speed limit are more likely to exceed the speed limit regularly than are drivers who are not ticketed. 答案是B 但我对题目有一点模糊 题目说 在M高速公路3%的驾驶人装有雷达 接着说33 percent of all vehicles 这是指在3%有雷达被开单的33%吗??? 换句话说有雷达车的有67%没有被开单 可以解释一下A和B吗 我大脑打结了 -- 日情蒐点名--郭勇志︰会怕就好 〔记者罗惠龄／台中报导〕今年日本出版的新球季日本职棒球员名监，在分析亚锦赛议 题中，将郭勇志列为台湾队注目投手之一，郭勇志不好意思地表示，大概是去年成绩不错 ，被注意到了。将郭勇志列入要特别注意的球员，是因为他去年获得联盟救援王，控球 、直球速度及压制能力都不错，有机会获国家队青睐。看到自己被日本人注意到，郭勇 志意外之余也表示︰「会怕就好。」 --

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