XL Data Analyst® Pro is an Excel-based system that simplifies commonly-used data analyses. 

XLDA Pro is now Freeware: no subscription, no cost, no expiration

Uses point-and-click menu, interprets statistical findings, including effect sizes, in plain English,

emphasizes and provides data visualization of major findings, and has a variety of format options.

Who uses XLDA Pro? Marketing, Political, Social, Business, Medical, Customer, Media, Education, Public Opinion, Do-It-Yourself researchers