An inverse relationship between an independent variable x and a dependent variably y means that as x increases, y decreases, and vice versa.
- 首页
- 消防工程师
-
1.An inverse relationship between an independent variable x and a dependent variably y means that as x
-
2.What are the independent and dependent variables?
-
3.()线性回归分析是描述一个因变量(或称为响变量dependent variable) y与一个或多个自变量(independent variable) x 之间的线性依存关系。A.正确B.错误
-
4.If two variables, X and Y, have a strong linear relationship, then
-
5.在图形指定位置加标注命令是()
A. title(x,y,y=sin(x));
B. xlabel(x,y,y=sin(x));
C. text(x,y,y=sin(x));
D. legend
-
6..x=2,y=3,执行x,y = y,x之后,x和y的值分别是( )。
-
7.设f(y x,x/y)=y2 x2,则f(x,y)=()
-
8.写出X · Y + X · Y’ = X的对偶式
-
9.已知 x = 10, y = 20,z = 30;执行以下语句后,x,y,z的值为( )if(x > y) z=x; x=y; y=z;
-
10.设以下变量都是int类型,则值不等于7的表达式是:A.x=y=6,x y,x 1B.x=y=6,x y,y 1C.x=6,x 1,y=6,x yD.y=6,y 1,x=y,x 1