Final answer:
The Navy performance evaluation system for chief petty officers (CPO) in the ranks of E7-E9 utilizes a 360-degree performance appraisal.
Step-by-step explanation:
The Navy performance evaluation system for chief petty officers (CPO) in the ranks of E7-E9 utilizes a 360-degree performance appraisal. This means that supervisors, customers, direct reports, peers, and the CPO themselves all provide ratings on the CPO's performance. The ratings are used to assess the CPO's performance in various dimensions, such as leadership, technical knowledge, and job skills.