The progressive ratio-schedule method is the best method to determine the effectiveness of a stimulus as a reinforcer.
Preference assessments focus on the learner's interest in objects to identify potential reinforcers and reinforcer assessments focus on the effects of utilizing those items or activities as reinforcers.
Thus, the Reinforcer assessments focus on the effects of utilizing those items or activities as reinforcers so the best method to determine the effectiveness of a stimulus reinforcer is the progressive ratio schedule method.
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