P{x=k}=(1-p)^k*p^(1-k),k=0,1
也就是P{x=0}=p,P{x=1}=1-p.
猜你喜欢
- 1There is no reason to be.
- 2花的启示(铁茉莉)阅读答案,语文练习册上的
- 3在斜三棱柱ABC-A1B1C1中,已知AB=AC=AA1=根号5,BC=4,点A1在ABC的投影是线段BC的中点O(用向量做)
- 4i don’t know the time.Do you have a()?A.key B.ID card C.baseball D.watch
- 5let's take care of him翻译成汉语是什么意思
- 6人教版九年级上册数学习题21.1的第1题的答案 人教版九年级上...
- 7“他们互相打招呼” 英语怎么说
- 8since things have changed in our culture toward people of my particular persuasion怎么理解
- 9取离开地球无限远处为引力势能的零点,设地球的质量为M,半径为R万有引力恒量为G,则距地面高度%C
- 10英语语法问题:whoever能引导主语从句吗?