标题: 明天就考了,求两道数学狗狗答案 [打印本页] 作者: chunk6278 时间: 2010-1-20 15:03 标题: 明天就考了,求两道数学狗狗答案 68%mean of standard deviation, most average 84 with standard deviation 6, ask score 92 represent what percentile?没看懂题答案有:84,92,97.。。。。 317. <x> is the remainder of 3x ,which of following must be equal to 1? (这道题大家看看寂静有没有,我实在记不清,当时完全没有任何clue) I. <2x+1> II. 2<x+1> III. A. I ONLY B. II ONLY C. III ONLY D, I II E. II III