Microsoft Excel gives you a number of tools to build, update and manipulate graphs and charts. If you want to take the data from one chart and place it on another chart, Excel gives you two ways to ...

When you import data into Excel, if Excel determines that one of the values in a column of data contains a string, it might import all values in the column as strings, even though they are really ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse (or ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...