- 首页
- 建筑九大员继续教育
-
1.if y>x then max=y: max=x
-
2.设随机变量X与Y相互独立,且E(X)与E(Y )存在,记U = max(X, Y), V = min(X, Y ),则 E(UV ) =( ).
-
3.设P(X≥0,Y≥0)=3/7,P(X≥0)=P(Y≥0)=4/7,则P(max(X,Y)≥0)=
-
4.已知P(X≥0,Y≥0)=3/7,P(X≥0)=P(Y≥0)=4/7,则P(max{X,Y}≤0)=( )
-
5.若X,Y相互独立,均服从[0, 3]上均匀分布,则P(max(X, Y)≤1)=
-
6.#include<iostream.h> int &max(int &x,int &y) return(x>y x:y); void main() int n=2,m=10; max(n,m)--; cout
-
7.若P{X≥0, Y≥0}=3/7, P{X≥0}=4/7, P{Y≥0}=4/7, 则P{max(X, Y)≥0}=
-
8.x,y=3,5if x
-
9.x y x y(4)y x y x y XJ
-
10.下面语句正确的是 A.If x<3 * y And x>y Then y=x^3B.If x<3 * y And x>y Then y=x3C.If x<3 * y:x>y