# Probability

## Null Hypothesis Significance Testing, part 3

Overview of the power and the effect size of the test and why low p-value is not always enough to make a decision.

## Null Hypothesis Significance Testing, part 2

Introduction to the inference for a population proportion using binomial test and $\chi^2$ test for independence.

## Null Hypothesis Significance Testing, part 1

Basic concept of the NHST and the idea of p-value. Overview of the inference for a population mean using one/two-sample $t$-tests and ANOVA.

## Bayes's Rule and Disease Testing

Learn how you can update your prior beliefs using Bayes's rule with the disease testing as an example.

## How to Deal with Multi-Armed Bandit Problem

How to get maximum performance of your A/B test when you have any prior information about users.