What is the proficiency mark range that denotes an average performance?

The proficiency mark range that denotes an average performance is specifically defined as being within the range of 3.5 to 3.9. This range is considered to reflect a standard level of effectiveness and capability, which is why it is classified as average. In the context of performance evaluations, marks below this range typically indicate below-average performance, while marks above may denote a level of proficiency that exceeds the average expectation.

Understanding the proficiency mark system is crucial in evaluating and communicating the performance levels of Marines, as it helps in identifying areas for improvement and recognizing strengths.