3 Types of t-tests (paired, and 2-samples with equal or unequal variances) with Excel

This video shows how to perform the 3 types of t-test, using formula and data analysis toolkit with Excel.


The 3 types of t-tests are
1. paired t-test
2. 2-samples assuming equal variances
3. 2-samples assuming unequal variances


F-test for equality of variance, which can be used to decide whether the variances are equal or unequal, is also shown.