Learning Outcomes
After completing this module you should be able to:
- Explain how a chi-squared test works and what it does
- Compute the test statistic for a chi-squared test
- Draw conclusions about two sets of data based on the information gleaned from using a chi-squared test.
Module contents
1: Do those shoes fit?
2: Dilbert’s three-day work week
3: The day is saved ... or not
4: What you observe vs what you expect
5: The chi-squared equation
6: Give it a try
7: Detour stop #1: What's a p-value?
8: Detour stop #2: What's a chi-squared table?
9: Detour stop #3: What's a "df"?
10: Interpreting the chi-squared test
11: The answer, finally
12: Summary of chi-squared test
13: Let's take it further: What about 90% M/F sick days?
14: What about 50% M/F sick days?
15: Testing for a dihybrid ratio
16: Module summary