Question: Shani is testing whether her intervention designed to increase self-reported tolerance for others in aggressive youth is effective. She administers her scale before and after

Shani is testing whether her intervention designed to increase self-reported tolerance for others in aggressive youth is effective. She administers her scale before and after the intervention and concludes that her intervention is effective. Which analysis did Shani use?

1. Independent t test

2. Dependent t test

3. ANCOVA

4. ANOVA

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