Design = 2 x 2 Number of trials per stimulus = 158 157 158 157 MARGINAL ANALYSES ***************** *** Top across Bot *** ------------------------- Bot MRI probabilities: level P1 P2 1: 0.601 0.652 2: 0.312 0.809 (z_obs): ( -5.4426**) ( 3.1270**) NOTE: MRI fails if ABS(z_obs) >= 1.645 or equivalently p<.10, 2-tailed Bot Signal Detection Marginal Estimates: level d'12 cr12 beta12 1: 0.647 0.257 0.96 2: 0.384 -0.490 0.77 (z_obs): ( 1.242 ) ( 5.139**) CONCLUSIONS: PS ~DS ----------------------------------------------- *** Bot across Top *** ------------------------- Top MRI probabilities: level P1 P2 1: 0.665 0.720 2: 0.475 0.809 (z_obs): ( 3.4150**) ( 1.8050* ) NOTE: MRI fails if ABS(z_obs) >= 1.645 or equivalently p<.10, 2-tailed Top Signal Detection Marginal Estimates: level d'12 cr12 beta12 1: 1.007 0.425 0.92 2: 0.810 -0.064 0.68 (z_obs): ( 0.925 ) ( 3.405**) CONCLUSIONS: PS ~DS ----------------------------------------------- ______________________________________________________________________ *** NOTES ***: for all significance tests, * is p<.10, 2-tailed ** is p<.05, 2-tailed (no stars) is n.s. ~ means NOT (e.g., ~PS means PS failed) ? means POSSIBLY (e.g., ?~DS means DS possibly failed) ______________________________________________________________________ CONDITIONAL ANALYSES ******************** Sampling Independence Joint Probability (observed) vs. ********************* Product of Marginals (predicted by SI) 2-way SI ******** Response 11 12 21 22 Stim 11 0.570 0.032 0.095 0.304 0.400** 0.202** 0.265** 0.134** 12 0.204 0.108 0.076 0.611 0.087** 0.225** 0.193** 0.495** 21 0.278 0.070 0.196 0.456 0.165** 0.183** 0.309** 0.342** 22 0.108 0.083 0.083 0.726 0.037** 0.155** 0.155** 0.654 --------------------------------------------------------------- NOTE: * p<.10; ** p<.05, two-tailed; -- probs are too small --------------------------------------------------------------- SUMMARY: sampling independence has failed in the following cells stimulus = 11 response = 11 stimulus = 11 response = 12 stimulus = 11 response = 21 stimulus = 11 response = 22 stimulus = 12 response = 11 stimulus = 12 response = 12 stimulus = 12 response = 21 stimulus = 12 response = 22 stimulus = 21 response = 11 stimulus = 21 response = 12 stimulus = 21 response = 21 stimulus = 21 response = 22 stimulus = 22 response = 11 stimulus = 22 response = 12 stimulus = 22 response = 21 ___________________________________________________________ Signal Detection MICROANALYSES ****************************** *** Top | Bot *** Top levels: 1 & 2 ------------------------ subject's response on Bot: 1 2 Marg. CONCLUSIONS stimulus @ level 1 on Bot d' : 0.849 -0.200** 0.647 crit: 1.068 -1.314** 0.257 ~SI & ~=d's => ?~PI and ?~DS beta: 1.726 1.275 0.958 <- betas not tested for equivalence stimulus @ level 2 on Bot d' : 0.437 0.234 0.384 crit: 0.605 -1.035** -0.490 ~SI but =d's => ?PI and ?~DS beta: 1.184 0.764 0.770 <- betas not tested for equivalence *** Bot | Top *** Bot levels: 1 & 2 ------------------------ subject's response on Top: 1 2 Marg. CONCLUSIONS stimulus @ level 1 on Top d' : 1.226 0.508** 1.007 crit: 1.620 -0.712** 0.425 ~SI & ~=d's => ?~PI and ?~DS beta: 3.437 0.612 0.924 <- betas not tested for equivalence stimulus @ level 2 on Top d' : 0.674 0.747 0.810 crit: 0.842 -0.522** -0.064 ~SI but =d's => ?PI and ?~DS beta: 1.405 0.513 0.684 <- betas not tested for equivalence ______________________________________________________________________ *** NOTES ***: for all significance tests, * is p<.10, 2-tailed ** is p<.05, 2-tailed (no stars) is n.s. ~ means NOT (e.g., ~PS means PS failed) ? means POSSIBLY (e.g., ?~DS means DS possibly failed) ______________________________________________________________________