搜题
王老师:19139051760(拨打)
加入会员 登录账户 学历提升

第1题

设随机变量X与Y独立同分布，P﹛X=-1﹜=P﹛Y=-1﹜=1/2,P(X=1)= A、P(X=Y)=1/2 B、P(X=Y)=1 C、P(X+Y=0)=1/4 D、P(XY=1)=1/4
点击查看答案

第2题

For which job do you need to write a letter in order to get an application form? A. E03 B. E08 C. C. E02 D. D. E04
点击查看答案

第3题

Which number would you call if you know several major European languages? A. .267 - 9616 B. 555 - 3453 C. C.609 -2128
点击查看答案

第4题

Even after the railroad had come and the car revolution had taken place , the great distance to be traveled and the time
点击查看答案
   负责人：王老师 19139051760(拨打)

   圆梦题库移动版 ICP证：豫ICP备11005330号-1