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  3. A/B Testing in Python

Exercise

Chi-square test for independence

When it comes to examining statistical dependence on categorical variables without relying on parametric assumptions, chi-square test for independence is a great fit. Examine the signup rate metric's dependence on the landing pages of the homepage dataset by looking at groups A and B only.

The homepage dataset is loaded for you along with the necessary imports.

Instructions 1/4

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  • Calculate the number of unique users in landing_pages A and B.