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Authors
K.S. Krishnamoorthi, PhD, is a professor of industrial engineering in the
industrial and manufacturing engineering and technology department of
Bradley University in Peoria, Illinois� He has a BE degree in mechanical engi-
neering from the University of Madras, India, an MA in statistics and a PhD
in industrial engineering from the University of Buffalo� He teaches statistics
and quality engineering, among other industrial engineering subjects, and
conducts research in the area of quality costs, process capability indices, and
statistical thinking� He has provided consultation to several small and large
corporations in process