Which scheduling technique is commonly used in ABA interventions?

The choice of fixed interval scheduling is correct because it involves reinforcing a behavior after a specific period has elapsed, which is particularly useful in ABA (Applied Behavior Analysis) interventions. This technique helps individuals understand the relationship between their behavior and the timing of reinforcement. It encourages them to engage consistently in a desired behavior until the reinforcement is provided, helping to establish routine and predictability in the reinforcement schedule.

This method is effective in promoting desired behaviors and can be particularly useful in teaching skills that require timing or consistency, thereby facilitating a structured learning environment. Using fixed intervals allows for clear expectations regarding when reinforcement will occur, thus aiding in the development of self-management and behavioral regulation in individuals receiving ABA therapy.

In contrast, while continuous reinforcement provides constant rewards for every instance of a behaviour, it may not always be practical over time as it doesn't help in maintaining behaviours in the long run. Random reinforcement does not provide predictable patterns and can lead to confusion regarding when reinforcements will be received. Variable ratio scheduling, while effective in creating a high rate of response, focuses more on reinforcing after an unpredictable number of responses, which may not be as effective for initial skill acquisition as the fixed interval method.