Paired Samples T Test Example. The assumptions underlying the repeated samples t test are similar to the one sample t test. Paired samples t test output.
Paired samples t test output. A measurement taken at two different times e g pre test and post test with an intervention administered between the two time points. The last one paired samples test shows the actual test results.
See the following webpage regarding the confidence interval for the one sample t test.
Spss creates 3 output tables when running the test. This is relevant since the paired t test is a one sample t test where the data is the differences between the pairs. For example if the mean of group 1 is 10 and the mean of group 2 is 4 the difference is 6. So before i even go into this particular example let s just make sure we understand the difference between a two sample t test and a paired t test.
