Unlock Over 2,000 Lessons

Subscribe today and join the thousands of worldclass organizations already learning with Gemba Academy.

View our pricing

Log In

Inferential Statistics

2 Sample t‑Test

A 2‑sample t‑test is a sta­tis­ti­cal hypoth­e­sis test that we use to com­pare the means of two inde­pen­dent pop­u­la­tions or sam­ples. Learn the assump­tions and the steps for con­duct­ing a 2‑sample t‑test.

Course Videos

1

Inferential Statistics Overview and Sampling

05:25

 2

Hypothesis Testing Overview

07:49Members only

 3

Normality

07:36Members only

 4

Central Limit Theorem

07:25Members only

 5

The Z-Score

07:40Members only

 6

Creating Run Charts

04:56Members only

 7

1-Sample t-Test

06:34Members only

 8

2 Variances Test

08:58Members only

Current Video

2 Sample t-Test

07:53Members only

10

Next VideoPaired t-Test

06:30Members only

 11

1-Proportion Test

04:49Members only

 12

2 Proportions Test

06:46Members only

 13

Chi Square Test

11:09Members only

 14

1 Sample Sign Test

03:59Members only

 15

Mann-Whitney Test

04:48Members only

You must be logged in to access Gemba Academy resources.

Video Resources

Quiz

Downloads

Course Resources

Quiz

Next Video Paired t‑Test

The paired t‑test, also known as the depen­dent sam­ples t‑test, is a sta­tis­ti­cal hypoth­e­sis test used to com­pare the mean dif­fer­ences between two relat­ed or paired sam­ples. Learn the assump­tions and steps for con­duct­ing a paired t‑test.