## What you’ll learn to do: Construct and interpret an appropriate hypothesis test to compare two population/treatment group proportions.

### LEARNING OBJECTIVES

- Under appropriate conditions, conduct a hypothesis test for comparing two population proportions or two treatments. State a conclusion in context.
- Interpret the P-value as a conditional probability.
- Identify type I and type II errors and select an appropriate significance level based on an analysis of the consequences of each type of error.