You have selected:

MORE THAN TWO GROUPS
TWO BETWEEN GROUP FACTORS

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BETWEEN GROUP COMPARISON - where there are TWO BETWEEN-GROUP FACTORS Help
COMPARISON OF CHANGES - see if some groups change more between two or more time-points compared to the others. There are BETWEEN GROUP FACTORS Help
COMPARISON OF WITHIN GROUP DIFFERENCES - see if some groups differ more than the others between measures you make on all groups. There are 2 BETWEEN-GROUP FACTORS Help

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