Microsoft Excel offers Visual Basic for Application (VBA) as a scripting tool to let you add additional functionality to your Excel spreadsheets. You can use VBA to prompt the user to enter a filename ...

Microsoft Excel 2010 comes with an expansion pack called the Analysis ToolPak that includes a number of analylitical tools, like the ability to create a liner regression table. Even though the ToolPak ...

The Pareto Principle, also known as the 80-20 rule, is a powerful concept that can transform your approach to data analysis. This principle states that roughly 80% of effects come from 20% of causes.

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Charlene Rhinehart is a CPA , CFE, chair of an Illinois CPA Society committee, ...

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 ...