At which CMMI level are process metrics emphasized?

The emphasis on process metrics is particularly strong at the Quantitatively Managed level, which is Level 4 in the CMMI framework. At this level, organizations are not only implementing processes that are defined and standardized (as seen in Level 3), but they are also measuring and controlling these processes through quantitative data. This focus on metrics allows organizations to understand process performance quantitatively, giving them the ability to analyze process variance, improve decision-making, and enhance overall process capability.

In this context, achieving a Quantitatively Managed level signifies that the organization has the capability to quantitatively understand their processes and use this data to manage them effectively, resulting in improved consistency and predictability in performance. Furthermore, by utilizing statistical techniques and data analysis, organizations at this level can make informed decisions that lead to continuous improvement in both processes and products. Thus, the emphasis on process metrics and quantitative management is a hallmark of Level 4.