
41Cost–Benet Analyses
and Shewart’s principles of quality are arguably the most eective method of
increasing the overall performance of the LMPM quality system metrics.
e quality control and quality system auditors require training and
preferably certication by professional bodies such as the American Society
of Quality (ASQ, 2013). e quality control and quality system audits shall
also provide an ROI >1, meaning the resulting audits should develop cost
benets equal to or more than the costs of the audit program. A quality con-
trol and quality system program, staed with trained auditors with a quality
manager reporting directly to top ma ...