Design = 2 x 2 Number of trials per stimulus = 60 60 60 60 MARGINAL ANALYSES ***************** *** Top across Bot *** ------------------------- Bot MRI probabilities: level P1 P2 1: 0.550 0.583 2: 0.533 0.600 (z_obs): ( 0.0916 ) ( 0.0929 ) 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: 0.336 0.126 0.99 2: 0.337 0.084 0.97 (z_obs): ( 0.003 ) ( 0.183 ) CONCLUSIONS: PS DS ----------------------------------------------- *** Bot across Top *** ------------------------- Top MRI probabilities: level P1 P2 1: 0.550 0.600 2: 0.550 0.583 (z_obs): ( -0.0917 ) ( 0.0929 ) 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: 0.379 0.126 0.98 2: 0.336 0.126 0.99 (z_obs): ( 0.132 ) ( 0.000 ) 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 0.433 0.117 0.117 0.333 0.303 0.248** 0.248** 0.202* 12 0.333 0.200 0.067 0.400 0.213 0.320 0.187** 0.280 21 0.367 0.050 0.183 0.400 0.229* 0.188** 0.321* 0.263* 22 0.300 0.100 0.117 0.483 0.167* 0.233** 0.250** 0.350 --------------------------------------------------------------- NOTE: * p<.10; ** p<.05, two-tailed; -- probs are too small --------------------------------------------------------------- SUMMARY: sampling independence has failed in the following cells stimulus = 11 response = 12 stimulus = 11 response = 21 stimulus = 11 response = 22 stimulus = 12 response = 21 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' : 0.368 0.575 0.336 crit: 0.799 -0.646** 0.126 ~SI but =d's => ?PI and ?~DS beta: 1.254 0.585 0.986 <- betas not tested for equivalence stimulus @ level 2 on Bot d' : 0.385 0.518 0.337 crit: 0.967 -0.431** 0.084 SI => ~DS; =d's => ?PI beta: 1.347 0.700 0.972 <- 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' : 0.480 0.422 0.379 crit: 0.799 -0.646** 0.126 ~SI but =d's => ?PI and ?~DS beta: 1.308 0.697 0.976 <- betas not tested for equivalence stimulus @ level 2 on Top d' : 0.500 0.378 0.336 crit: 1.175 -0.484** 0.126 SI => ~DS; =d's => ?PI beta: 1.589 0.776 0.986 <- 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) ______________________________________________________________________