will run a t-test and ANOVA using the data sets provided. You will graph Your data is in bar graph format using Excel.

Directions for Descriptive Statistics in Excel (mean, median, standard deviation, variance, etc): Excel Enter Scores (Raw Data) Data Data Analysis Descriptive Statistics Input Range (Select Data Column) Check () Summary Statistics T-Test: T-Test Data Data Analysis T-Test (assuming equal variance, assuming unequal variance, paired) Variable 1 range Variable 2 range Alpha=.05 OK Analysis of Variance (ANOVA): Data Data Analysis Input Range Alpha =.05 Output Range OK

1. Analyze and graph (bar graph) the following data using a t-test (50 points): Effect of anti-depressant medication (IV) on depressive symptoms (DV). Numbers are depression scores for 10 patients in each group. Experimental Group (Drug) Control Group (Placebo) 25 58 30 75 22 66 27 78 28 80 32 76 20 75

22 77 30 80 25 78

2. Analyze and graph (bar graph) the following data using Analysis of Variance (ANOVA)

Experimental Group 1 Drug: Low Dose. Experimental Group 2 Drug: High Dose. Control Group (Placebo)

25 10 58 30 12 75

22 9 66 27 8 78

28 10 80 32 12 76

20 10 75

22 11 77 30 12 80 25 9 78

Provide your answers to the t-test and ANOVA