The T-Value is a common statistical calculation with a very wide range of applications. In the business world, it can help in making educated financial predictions and projections. For example, a ...

The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile range -- the central portion of a data set -- is used to ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Getty Images / juststock The forward ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

This guide was reviewed by a Business News Daily editor to ensure it provides comprehensive and accurate information to aid your buying decision. Creating a running total (or a cumulative sum, as it ...

Working with ranges in Excel is a fast and simple way to identify, define, or refer to a single cell, a range (or group) of cells, a specific or constant value, or a formula. Then you can use those ...

To calculate the Consumer Price Index between two years in Excel, take a sum of all the amounts spent on the basket of products over those two years. Then use the following formula to find the CPI ...

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 ...

How to use VBA’s InputBox function to select a range on the fly in Excel Your email has been sent Often, you’ll want Excel users to specify a range that the app then uses in an automated way.

As a child of the dark ages, I used the word rank to describe something that smelled rotten or suspicious. Rank in Microsoft Excel is, thankfully, totally different. In Excel, rank is a value that ...