甲、乙两同学在几次测验中,甲、乙平均分数都为86分,甲的方差为61,乙的方差为0 发布时间:2017-06-04 17:54 │ 来源:www.tikuol.com 题型:填空题 问题: 甲、乙两同学在几次测验中,甲、乙平均分数都为86分,甲的方差为61,乙的方差为0.72,请你根据以上、乙两同学的成绩作出评价:( )。
题型:填空题 —Your coat is so beautiful. It must be expensive. —Not really. I only _____ ¥30 on it. [ ]A. cost B. spent C. paid D. took 查看答案
题型:填空题 以下程序的输出结果是( )。 #inClude<stdio.h> main() int a,b,d=241; a=d/100%9; b=(-1)&&(+1); printf("%d,%d",a,b);A.6,1B.2,1C.6,0D.2,0 查看答案