The SCAMPI A appraisal method is the
generally accepted method used for conducting ARC Class A appraisals using
CMMI models. The SCAMPI A Method Definition Document (MDD) defines
rules for ensuring the consistency of SCAMPI A appraisal ratings [SEI
2006b]. For benchmarking against other organizations, appraisals must
ensure consistent ratings. The achievement of a specific maturity level or
the satisfaction of a process area must mean the same thing for different
The SCAMPI family of appraisals includes Class
A, B, and C appraisal methods. The SCAMPI A appraisal method is the
officially recognized and most rigorous method. It is the only method that
can result in benchmark quality ratings. SCAMPI B and C appraisal methods
provide organizations with improvement information that is less formal
than the results of a SCAMPI A appraisal, but nonetheless helps the
organization to identify improvement opportunities.
More information about SCAMPI methods is
available on the SEI website at www.sei.cmu.edu/cmmi/appraisals/index.html.