Paired T Test Example. You can use the test when your data values are paired measurements. M d 0 step 2.
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So when were talking about either a two sample t test or a two sample t interval for the difference between the mean what we re doing is we re considering two populations. The two means can represent things like. For example you might have before and after measurements for a group of people.
Examples of where this might occur are.
Detailed comments on the. For example you can use this test to assess whether there are mean differences when the same group of people have been assessed twice such as when determining if an intervention had an impact by using a before and after design. Example suppose we want to know whether or not a certain training program is able to increase the max vertical jump in inches of college basketball players. Detailed comments on the.