Whether presenting a project at school, delivering a critical report at work, or simply trying to make sense of your budget, graphs are efficient and visually appealing means of conveying complex ...

The bottom line ... You can use linear regression to compare two or more variables, such as a specific stock with a benchmark, to determine their dependence, which can help make certain investment ...

Microsoft's spreadsheet program can do way more than you might realize. These are the hacks and tricks you need to know.

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 ...