Learn what active risk is and how to calculate it. Understand the methods to evaluate active risk in portfolios and explore examples of funds outperforming benchmarks.

Mark Jahn is a financial writer, editor, consultant, and award-winning economist covering ETFs, stocks, cryptocurrencies, options, and more. Somer G. Anderson is CPA, doctor of accounting, and an ...

The mean ping time reveals the typical round-trip duration. Standard deviation indicates how much ping times vary from the mean. More pings may mean more accurate results, but the distribution of ping ...

Imagine investing in a promising project, only to realize years later that it’s taking far longer than expected to recoup your initial outlay. Wouldn’t it have been invaluable to know upfront how long ...

Microsoft Excel’s mathematical capabilities often go far beyond the needs of most everyday users. However, Excel’s built-in statistical functions make it an essential tool for anyone who works with ...

Have you ever been frustrated by Excel treating blank cells as zeros? It’s a small quirk, but one that can wreak havoc on your data analysis. Whether you’re building financial models, tracking ...

A SIMPLE graphical method of calculating standard deviations has been described by Dr. B. Woolf 1. It is sometimes useful, as a means of estimating short-term variations in a process or product, as ...

In response to my article, Is the Stock Market Too Concentrated?, which relied upon standard-deviation calculations to assess investment risk, a reader wrote: “My problem [with your argument] is ...

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 ...