# When can you use a chi-squared test?

##### 1 Answer

Oct 14, 2015

#### Answer:

When you want to know if a difference in outcomes of two groups is based on a different condition.

#### Explanation:

Here are some good sites with definitions and examples for this and other statistical methods.

http://davidmlane.com/hyperstat/index.html

http://www.statsoft.com/Textbook