With more than 50 million redeemed miles under her belt, Becky Pokora is a rewards travel expert. She's been writing about credit cards and reward travel since 2011 with articles on Forbes Advisor, ...

A trimmed mean is much like a standard mean, which you can derive in Excel using the AVERAGE function. However, instead of using all of the data points to create the mean, a trimmed mean will leave ...

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 ...

Discover what the average collected balance is and how it's used to calculate interest on bank deposits. Understand the difference from other balances and why it matters.

The average daily balance method is one of several methods used by credit card companies to calculate interest when a cardholder carries a balance. Cardholders too can use the formula as a way to ...