Week 7 - Assignment: Analyze Differences Between Groups Using Paired and Independent Samples t-Test and ANOVA (15 Points)

Part I. Paired Samples t-Test

Please enter and analyze the data in the table below in SPSS with appropriate t-test analysis. These data contain changes in self-esteem scores from pretest (before psychological counseling) to posttest (after psychological counseling).

Depression Scale Pretest and Posttest Scores

NCU \\ortlmcnlmlL11:\\CI':~itj.' Week If Assignment: Analyze Differences Between Groups Using Paired and Independent Samples tTest and ANDVA (15 Points] Part I. Paired Samples tTest Please enter and analyze the data in the table below in SPSS with appropriate ttest analysis. These data contain changes in selfesteem scores from pretest (before psychological counseling) to posttest (after psychological counseling}. Depression Scale Pretest and Posttest Scores W? 1. What are the two main assumptions underlying the repeatedmeasures ttest? Determine if the assumptions are met. 2. Please produce an SPSS output for the pairedsamples ttest comparing the pre and posttest scores. 3. Provide the null and alternative hypothesis. 4. What are the mean and standard deviation for beginning pretest and end posttest? {Please use APA style.)