Distribution of Reaction Time Tests for Normality 40- Test Statistic p Value 30 Shapiro-Wilk W 0.952645 Pr D =0. 150 Percent 20 Cramer-von Mises W-Sq 0.036654 Pr > W-Sq >0.2500 Anderson-Darling A-Sq 0.238492 Pr > A-Sq >0.2500 10 Variable: Reaction Time (Reaction Time) Group = B 30 Tests for Normality Percent Test Statistic p Value 20 Shapiro-Wilk W 0.938485 Pr D =0.150 Cramer-von Mises W-Sq 0.036731 Pr > W-Sq >0.2500 Anderson-Darling A-Sq 0.258486 Pr > A-Sq >0.2500 A Group B Variable: Reaction Time (Reaction Time) 04 0.8 1.0 Reaction Time Norma - Kemel Group Method N Mean Stol Dev Stad Err Minimum Maximum 10 0.7290 0.0844 0.0267 0.6200 0.8900 B 10 0.6870 0.0851 0.0269 0.5700 0.8100 Mean of Reaction Time Difference (A - B) Diff (1-2) Pooled 0.0420 0.0848 0.0379 With 95% Confidence Intervals Diff (1-2) Satterthwaite 0.0420 0.0379 Mean Null Value Satterthwaite Group Method Mean 95% CL Mean Std Dev 95% CL Std Dev 0.7290 0.6686 0.7394 0.0844 0.0580 0.1541 0.6870 0.6261 0.7479 0.0851 0.0585 0.1554 Diff ( 1-2) Pooled 0.0420 -0.0376 0.1216 0.0848 0.0640 0.1253 Diff (1-2) Satterthwaite 0.0420 -0.0376 0.1216 Pooled Method Variances DF t Value |Pr > It| Pooled Equal 18 1.11 0.2824 Satterthwaite Unequal 17.909 1.11 0.2824 -0.05 0.00 0.05 0.10 Difference Equality of Variances Method Num DF Den DF F Value Pr > F Q-Q Plots of Reaction Time Folded F 1.02 0.9798 0.9 - A 0.80 0.75 0.8 0.70 Reaction Time Reaction Time 0.6 0.60 06 0.55 0 Quantile Quantile