Aisha Nyandoro and Victoria Nelson explore negotiation, reputation and leadership strategy, and how women can navigate bias ...

Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Learn how to find the mean, the median, and the mode of a set of data. The (arithmetic) mean of a set of data is the average ...

By now, we have all heard of the most insidious epidemic plaguing our country — loneliness. Unlike our most recent epidemic, ...

Diarmuid Early won first place in the 2025 Microsoft Excel World Championship. He has some pointers for using Excel at work.

Have you ever found yourself wrestling with Excel formulas, trying to calculate moving averages or rolling totals, only to end up frustrated by the constant need for manual adjustments? You’re not ...

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 ...

Calculating a weighted average in Excel is essential when you need to account for varying degrees of importance among data points. Unlike a simple average calculation that treats all values equally, a ...

If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...

When you're working with a spreadsheet, duplicate data can sometimes make its way in and cause all sorts of problems. In this how-to, we demonstrate two methods of using Microsoft Excel for ...

Ever found yourself puzzled by how to calculate your monthly loan repayments accurately? You’re not alone. Many people struggle with understanding the intricacies of loan amortization. But what if I ...

Q. I am trying to create a formula in our accounting system, but I keep getting errors. What can I do to get the formula to work? A. All Excel users know how powerful formulas are, but sometimes it ...