Hewa Saranadasa, PhD

1000 Route 202

PO Box 300

Raritan

New Jersey

08869-0602

United States

Hewa Saranadasa, PhD, is a senior statistician at Pharmaceutical Sourcing Group Americas, a division of Ortho-MacNeil Pharmaceutical, Inc.

Articles

The Square Root of N Plus One Sampling Rule

May 02, 2003

Manufacturers who use the square root of N plus one rule as part of their overall sampling plan may be surprised to learn of its inadequacies and whether it truly represents the entire batch.