CONTROLLING RELATIONS IN CONDITIONAL DISCRIMINATION AND MATCHING BY EXCLUSION
CONTROLLING RELATIONS IN CONDITIONAL DISCRIMINATION AND MATCHING BY EXCLUSION
Normally capable adults learned two‐choice identity matching of three‐digit numerals and arbitrary matching of physically dissimilar nonsense syllables. The stimuli were displayed on a computer terminal, and responses consisted of typing on the terminal's keyboard. In Experiment 1, every trial displayed a sample numeral, a comparison numeral, and three equal …