Capability Maturity Model for Software: Five levels of software process maturity
(3) Defined
- Characteristics: Qualitative--reliable costs and schedules, improving but unpredictable quality performance.
- Needed Actions: Establish process measurements and quantitative quality goals, plans, measurements, and tracking.
(4) Managed
- Characteristics: Quantitative--reasonable statistical control over product quality.
- Needed Actions: Quantitative productivity plans and tracking, instrumented process environment, economically justified technology investments.
(5) Optimizing
- Characteristics: Quantitative basis for continued capital investment in process automation and improvement.
- Needed Actions: Continued emphasis on process measurement and process methods for error prevention.