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Fields, Lanny; Doran, Erica; Marroquin, Michael – Journal of the Experimental Analysis of Behavior, 2009
Three experiments identified factors that did and did not enhance the formation of two-node four-member equivalence classes when training and testing were conducted with trials presented in a trace stimulus pairing two-response (SP2R) format. All trials contained two separately presented stimuli. Half of the trials, called within-class trials,…
Descriptors: Stimuli, Mental Retardation, Testing, Logical Thinking