When using a changing criterion design, the BEST demonstration of experimental control would be produced if the:

Andrea has limited speech abilities. She has been attending speech therapy and is required to perform speech exercises at home. Other than her training sessions, Andrea chooses to remain essentially non-verbal. One evening, Andrea's sister called to invite Andrea on an outing. Andrea listened to her sister's invitation over the phone and nodded in excitement. Andrea's mother pointed out that her sister could not see her through the phone and that Andrea would need to speak so that her sister would know if she wanted to go. Andrea then said, "Yes, I want." This is a form oF.

To definitively identify effective reinforcers for an individual, it is necessary to:

Amanda is evaluating the effects of video modeling on play skills. Her participants often show reactivity when they are observed. The BEST design to evaluate the video modeling is:

A behavior analyst is developing a generalization procedure for a newly mastered response. What strategy should be included in the procedure?