"Return on investment" is a financial calculation used to gauge how well the money you invest earns you even more money. To calculate ROI you divide the earnings you made from an investment by the ...

Calculating age based on a birthday is a common task, whether for work, school, or personal records. Excel makes this easy with built-in formulas that can quickly determine a person’s age from their ...

The forward price-to-earnings ratio (P/E) is a valuation metric that measures and compares a company's earnings using ...

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 ...

Excel is a spreadsheet with a lot of power. The software can be used to track inventory, track and calculate payroll and a myriad of other calculations. An Excel formula is generally composed of ...

If you are working with a large dataset, knowing its standard deviation is handy as it will let you know the variability in the given dataset. You get to see the ...

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 ...

Variance is a useful analytical tool when it comes to measuring data, and helps you to calculate the range of numbers in a set of data. This is handy for a multitude of reasons, from calculating ...

Are you wondering how to calculate z-score in Excel? If so, you’ve landed on the right page. In statistics, a z-score tells us how far a data point is from the mean. While Excel still doesn't have an ...