先后抛掷两颗骰子,设出现的点数之和是12,11,10的频率分别为P1,P2,P3 发布时间:2017-05-09 06:31 │ 来源:www.tikuol.com 题型:选择题 问题: 先后抛掷两颗骰子,设出现的点数之和是12,11,10的频率分别为P1,P2,P3 则 ( )A.P1〈 P2〈P3B.P1= P2〈P3C.P1〈 P2=P3D.P3= P2〈P1
题型:选择题 People should think about _____ they can have a positive influence on the planet.A.whyB.thatC.whatD.how 查看答案