UX Design Validation : AB / Split design Testing
AB Testing
Comparing two different versions of a designs with different user group and see which version performs the best. AB testing can be done with any product, it can be Initial prototype design, live ecommerce website or any physical products.
Create hypothesis what you want to test with users and validate which performs best with respect to user achievement, understanding content and user satisfaction etc.
I describe briefly about AB testing approach in this video, Please watch it here.