238 Table C-72 ANCOVA Table of Recoded Range Corrected SCR comparing Shock and Reward Tasks with Medication as a Covariate SS DF MS F Sig of F Within and 13749.50 42 327.37 Residual (Group) Regression 92.04 1 92.04 .28 .599 Group 3748.05 3 1249.35 3.82 .017 Within and 21210.09 129 164.42 Residual (Block by Group) Block 132.40 3 44.13 .27 .848 Group by Block 586.50 9 65.17 .40 .935 Within and 8727.08 43 202.96 Residual (Tone by Group) Tone 5038.05 1 5038.05 24.82 .000 Group by Tone 2929.75 3 976.58 4.81 .006 Within and 21552.83 129 167.08 Residual (Block by Tone by Group) Block by Tone 3415.53 3 1138.51 6.81 .000 Group by Block by 1305.85 9 145.09 .87 .555 Tone