Excel and Outliers

New functions make it easier to find them

Malcolm Gladwell’s book Outliers is a great read – I reviewed it here. Its premise is that some outliers (events that are far outside “normal” expectations) have causes and hence are worthy of investigation. Excel have some functions that can help identify outliers in your data.

Excel Formula to Extract the Domain

Using the SUBSTITUTE function

I recently read a blog post about using Excel for SEO (Search Engine Optimisation). It mentioned a function to extract a domain from a URL. The function was from Google docs, not Excel. So I wrote an Excel formula to extract the domain from their list of URLs.