Jon is interested in the benefits of community service for student self-esteem. He administers a self-esteem measure at the beginning of the school year and then assigns students to one of three types of community service activities. After the service is complete he again measures their self-esteem to see differences. When he analyzes his data, Jon will use which of the following tests to examine differences between groups?
◦ Pearson r
◦ Dependent T-test
◦ ANOVA
◦ Independent T-test