Using the flowchart shown in Figure 12.1, we determined that the appropriate test is a t test for dependent means. It is not a t test for independent means because the groups are not independent of each other. In fact, they’re not groups of participants but groups of scores for the same participants. The groups are dependent on one another. Other names for the t test for dependent means are the t test for paired samples and the t test for correlated samples. You’ll see in Chapter 15 that there is a very close relationship between a test of the significance of the correlation between these two
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