Paired two sample t-test | step-by-step examples

This video reviews the paired two sample t-test and works through several examples of how it works. Step-by-step examples of how to perform the paired two sample t-test are described.

The video also illustrates the differences between paired and unpaired t-tests.

This is the video that answers the questions: how do I do a paired t-test?

StatsExamples website:
http://www.statsexamples.com/
Link to the video which introduces the two sample t-test:
Introduction to the two sample t-test...

00:00 - Introduction and review
04:53 - Example #1 (pectoral fin ray asymmetry in fish)  
10:30 - Example #2 (two species of flowers in a region)
12:40 - Example #3 (cholesterol levels before and after taking a drug)
15:44 - Final words about the paired t-test

CNN story about the twins festival:
http://www.cnn.com/interactive/2017/0...

#StatsExamples #PairedTtest #Ttest #stats #statistics

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