Understanding Test Method Precision, Bias, Statistical Quality Control Charts

Alex T. Lau, President of TCL-Consulting and Chairman of ASTM D02.94 Subcommittee on Quality Assurance and Statistics, to present his Introductory Training Course on Understanding Test Method Precision, Bias, and SQC Charts. 

Precision Fundamentals

• Overview of the Normal distribution and standard deviation concepts
• Provide simple explanation on the meaning of test method repeatability (r), reproducibility (R), and site (system) precision (R')
• How r & R are estimated using ILS
• How r & R information is presented in test methods
• Simple applications of r, R, R'

Bias Fundamentals

• Various forms of Bias
• Site Expected Value (SEV) & Accepted Reference Value (ARV)
• Bias assessment for a laboratory

In-Statistical-Control Fundamentals

• Basic statistical theory, concept, and work process for test method statistical control charts
• Demo of control chart work process execution (Stage 1,2) using QC/PLUS

Who should attend?

• Lab technicians
• Lab QA/QC personnel
• Lab managers
• Personnel involved with product quality assurance and regulatory compliance testing

Cost is $0 per person.