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 ...

Bar graphs are graphical representations of statistical data in the form of strips or bars. This allows viewers to understand the difference between the various parameters of the data at a glance ...

Excel is probably Microsoft’s most popular developer tool. With a built-in functional programming language that now supports lambdas and variables, Excel has become a tool that people build businesses ...

I have three values. On the X axis I want the date and time, and on the Y axis I want my reading. My data set looks like this: Code: Date Time Reading 11/30/2011 0934 212 11/30/2011 1252 272 ...