variables

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variables

1.What we have to do is make sure we know what these are and take into（）（考虑到） all the possible variables.about national economies.2.If two variables, X and Y, have a strong linear relationship, then3.用下标变量（数组）的一个好处是，与相同数量的无下标变量相比，它占用的存储空间更少。One advantage of using subscript variables (arrays) is that it takes less storage space4.全局变量的有效范围不是整个程序。The scope of global variables is not the whole program.5.Column headings are dependent variables. They show what you want to compare.