So what did you learn in this session?
Two-sample proportion test:
It is used when your sample observations are categorical, with two categories
It could be True/False, 1/0, Yes/No, Male/Female, Success/Failure, etc.
A/B Testing:
A/B testing is a direct industry application of the two-sample proportion test
It is a widely used process in digital companies in the ecommerce, manufacturing and advertising domains
It provides a way to test two different versions of the same element and see which one performs better
You can download the lecture notes for the module from below. The lecture notes include a summary of the entire module.
(Note: On page 14, the image for positive Z-value mistakenly shows one for a negative Z-value.)