Successful investing requires the ability to distinguish long-term trends from the short-term noise that moves stock prices on a minute-to-minute basis. One way to tune out the random oscillations and ...

When you graph a series of (x,y) coordinates in Microsoft Excel 2010, you can use the program's built-in functions to display the equation for the line created by those data points. This allows you to ...

Catherine Falls Commercial/Getty Images Linear regression is a type ... not being true is a biased estimate. Essentially, you would misstate the relationship you are measuring. Outputting a Regression ...