Understanding your customers when there’s only a handful isn’t too difficult. But as your company grows and the number of customers expands rapidly, it can be overwhelming to keep up with the change.

Please note: This item is from our archives and was published in 2021. It is provided for historical reference. The content may be out of date and links may no longer function. Excel’s Analysis ...

Let me be upfront: this post will contain statistics. Not the fun, pithy kind like “60 percent of statistics are made up on the spot,” but actual cold, hard statistical practices. Joking aside, I’m ...

Microsoft Excel’s Data Analysis Toolpak is an invaluable add-in for those who require complex statistical or engineering analyses. This powerful feature allows ...

Python makes calculations quick, easy, and graphical.

A new approach for exploratory factor analysis (EFA) of data matrices with more variables p than observations n is presented. First, the classic EFA model (n > p) is considered as a specific data ...