Design = 2 x 2 Number of trials per stimulus = 158 157 158 158 MARGINAL ANALYSES ***************** *** Top across Bot *** ------------------------- Bot MRI probabilities: level P1 P2 1: 0.741 0.741 2: 0.548 0.835 (z_obs): ( 3.5864**) ( 2.0092**) 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: 1.290 0.645 1.00 2: 1.096 0.120 0.63 (z_obs): ( 0.891 ) ( 3.568**) CONCLUSIONS: PS ~DS ----------------------------------------------- *** Bot across Top *** ------------------------- Top MRI probabilities: level P1 P2 1: 0.677 0.611 2: 0.392 0.816 (z_obs): ( 5.2368**) ( 4.0678**) 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: 0.743 0.460 1.07 2: 0.629 -0.273 0.69 (z_obs): ( 0.540 ) ( 5.063**) 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 0.563 0.177 0.114 0.146 0.501 0.239 0.176* 0.084* 12 0.255 0.293 0.134 0.318 0.213 0.335 0.176 0.277 21 0.095 0.165 0.297 0.443 0.102 0.158 0.291 0.450 22 0.044 0.120 0.139 0.696 0.030 0.134 0.153 0.682 --------------------------------------------------------------- NOTE: * p<.10; ** p<.05, two-tailed; -- probs are too small --------------------------------------------------------------- SUMMARY: sampling independence has failed in the following cells stimulus = 11 response = 21 stimulus = 11 response = 22 ___________________________________________________________ Signal Detection MICROANALYSES ****************************** *** Top | Bot *** Top levels: 1 & 2 ------------------------ subject's response on Bot: 1 2 Marg. CONCLUSIONS stimulus @ level 1 on Bot d' : 1.661 0.733** 1.290 crit: 0.961 0.123** 0.645 SI => ~DS; and ?~PI beta: 1.242 0.836 1.000 <- betas not tested for equivalence stimulus @ level 2 on Bot d' : 1.103 0.996 1.096 crit: 0.401 -0.052** 0.120 SI => ~DS; =d's => ?PI beta: 0.847 0.578 0.626 <- 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' : 0.796 0.383** 0.743 crit: 0.709 -0.153** 0.460 SI => ~DS; and ?~PI beta: 1.280 0.876 1.068 <- betas not tested for equivalence stimulus @ level 2 on Top d' : 0.272 0.718** 0.629 crit: -0.343 -0.249 -0.273 SI => ~DS; and ?~PI beta: 0.878 0.646 0.691 <- 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) ______________________________________________________________________