Final answer:
Behavior analysis professionals engage in a process of assessment, treatment, and assessment called repeated measures.
Step-by-step explanation:
In behavior analysis, professionals engage in a process of assessment, treatment, and assessment, which is called repeated measures. This approach involves collecting data on a behavior before, during, and after a treatment intervention to determine its effectiveness. By comparing the behavior across these different phases, behavior analysts can assess the impact of the treatment and make informed decisions about its efficacy.