Direct replication
A researcher exactly duplicates the procedures from a previous study, using the same or different subjects with the same demographics.
Discontinuous measurement
A measurement procedure in which a sample of a target behavior is recorded during a specific period of time, instead of every instance of the behavior.
Discrepancy analysis
A comparison of an individual’s behavior to same-age, typically developing peers to determine if a challenging behavior is at problematic levels or appropriate for that age or context. Hint: Not
Discrete-trial teaching (DTT)
A structured, table-top, 5-component ABA procedure during which specific skills are broken down into small teachable units and taught to a pre-determined mastery criteria.
Discrete-trial teaching (DTT) Read More
5th Edition Task List
G-9 Use discrete-trial, free-operant, and naturalistic teaching arrangements.
6th Edition TCO
G.13 Design and evaluate trial-based and free-operant procedures.
Discriminated avoidance
A signaled (SD) contingency for behavior that indicates that engaging in the behavior will prevent and/or delay the onset of an aversive stimulus. Hint: In Los Angeles, when the weather
Discriminated operant
A learned response under the stimulus control of an SD. Due to a history of reinforcement, that response occurs in the presence of that specific SD and not in its
Discrimination training
A procedure that teaches correct responding by reinforcing responses in the presence of one stimulus condition (the SD), but not in the presence of the other (S∆ ).
Discriminative effects of punishment
When a behavior occurs less often (or not at all) in the presence of certain conditions (SDp).
Discriminative stimulus (SD)
A stimulus in the presence of which specific responses have been reinforced in the past and in the absence of which the same responses have not been reinforced in the
Divergent control
When one antecedent variable affects the strength of many verbal behavior responses (e.g., the word “car’, can evoke many different responses such as, “drive”, “speed”, “transportation”, “traffic”, etc.).