c CAPELLA UNIVERSITY Problem Set 3.6: Confidence Intervals Criterion: Calculate confidence intervals using SPSS. Data: Use the SPSS output from Problem Set 3.5 above Instructions: Based on the SPSS output from Problem Set 3.5, including a test value (population mean) of 14, calculate the 95% confidence interval. Problem Set 3.7: Independent & Test in SPSS Criterion: Calculate an independent samples t test in SPSS. Data: Dr. Z divides her clients with depression into 2 groups. She asks Group 1 not to watch or read any news for two weeks while in therapy and asks Group 2 to continue with therapy as normal. The groups scored the following on measure of depression: Minutes of practice: Group 1: 34, 25, 4, 64, 14, 49, 54 Group 2: 24, 78, 59, 68, 84, 79, 57 Instructions: Complete the following steps: a. Open SPSS and create a New Dataset Click the Variable View tab and type Groups in the Name column. Click on the gray box in the Values column. Value Labels window appears. Enter 1 in the Value area and enter No News in the Label area. Click Add. Now enter 2 in the Value area and enter Treatment Only in the Label area. Click Add. Click OK The Variable View screen appears. C. In row two, enter Scores in the Name column. d. Click Data View. e. Enter the minutes of practice data (e.g., 1 under Groups and 34 under Scores; 2 under Groups and 24 under Scores) f. In the Toolbar, click Analyze, select Compare Means, and then select Independent- Samples t Test. g. Select Scores, then click Arrow to send it over to the Test Variable box. h. Select Groups and then click Arrow to send it over to the Grouping Variable box. i. Click Define Groups and enter 1 for Group 1 and enter 2 for Group 2. Click Continue. Click OK and then copy and paste the output to the Word document