What typically occurs with performance when using fixed-ratio reinforcement?

In a fixed-ratio reinforcement schedule, a specific behavior is reinforced after a set number of responses. This type of reinforcement leads to a predictable pattern of high and stable performance because individuals understand that their efforts will result in rewards after reaching a designated quota. As they become accustomed to this schedule, they are motivated to maintain consistent levels of output to maximize their rewards.

This established pattern reinforces the behavior, encouraging individuals to work at a steady pace to meet the required ratio for reinforcement. Therefore, high or stable performance is sustained because the individual knows precisely what is required to earn the rewards, leading to a focused and continual effort in their tasks.

The other options point to different scenarios regarding performance that do not align with the characteristics of a fixed-ratio reinforcement schedule. For example, irregular or unpredictable performance is more commonly associated with variable-ratio schedules, whereas low and inconsistent performance does not typically arise under fixed-ratio conditions due to the clear and consistent reinforcement associated with this type. Thus, the nature of fixed-ratio reinforcement directly supports high and stable performance results.