8
July 2002
Capability Level 4
Stabilizing Performance
•Capability Level 4 - Quantitatively Managed
—A quantitatively managed process is a defined (CL3) process that is controlled using quantitative techniques.
—Very specific objectives, measures, and processes are selected for quantitative management.
—The capability of the process (range of expected results) is understood statistically; special causes of variation are eliminated; performance is stabilized within defined control limits.
—Actual, achievable business performance levels are understood.