| easy | intermediate | hard |
---|
 | M | SD | M | SD | M | SD |
---|
RT | 390 | 47 | 387 | 52 | 406 | 48 |
hits (C+F+) | 99.5 | .8 | 99.5 | 1.2 | 99.8 | .5 |
CR (C+ F-) | 100 | 0 | 99.8 | .5 | 99.7 | .6 |
CR (C-F+) | 99.4 | .7 | 99.4 | .8 | 99.6 | .7 |
CR (C-F-) | 99.9 | .3 | 99.9 | .2 | 99.9 | .3 |
CR (avg) | 99.7 | .3 | 99.7 | .3 | 99.7 | .3 |
- RT, response time (in ms); hits, (as a percentage); CR, correct rejections (as a percentage); C+F+, target stimulus; C+F-, color-overlap distractor; C-F+, form-overlap distractor; C-F-, standard non-target stimulus; avg, average across C+ F-, C-F+, and C-F-, i.e., across all non-target stimuli.