# Overview & Objectives

**Welcome to the 'Hypothesis Testing' content lesson!**

This section of our online course will introduce you to the basic principles of hypothesis testing.

By the time you are finished with this content lesson, you should be able to:

- Distinguish between a sample and a population
- Describe the concept of random sampling
- Distinguish between a Null hypothesis and an Alternative hypothesis
- Define Type I and Type II errors
- Define the Alpha level
- Describe the concept of hypothesis testing
- Find a Z score from a raw score, a percentage, or a percentile rank
- Carry out an appropriate hypothesis test on a single population mean using Z scores
- Interpret p-values
- Define degrees of freedom
- Carry out appropriate hypothesis tests using the one-sample and the two-sample independent t test
- Carry out appropriate hypothesis tests using the one-way ANOVA
- Perform a chi-squared hypothesis test