measurement uncertainty – Cal Lab Magazine

On the Probabilistic Interpretation of Type A Uncertainty: A Proposal for Normalization of Student’s t Distributions

September 3, 2026 Office

by Manuel Rodriguez Higuero The Guide to the Expression of Uncertainty in Measurement (GUM) [1] and its Supplement 1 based on Monte Carlo propagation (GUM-S1) [2] currently coexist as two conceptual frameworks that are partially […]

The Goal Posts, the Wind, and the Coin Flip: A Practical Guide to Measurement Decision Risk

September 3, 2026 Office

by Henry Zumbrun Every time a calibration laboratory issues a pass or fail statement, it is making a bet. The question is whether it knows the odds. Most do not, and neither do the customers […]

Cal Lab Solutions, Inc. Introduces AuditReady™

June 30, 2026 Office

AURORA, Colo. — June 24, 2026 — Cal Lab Solutions, Inc. introduces the launch of AuditReady™, a new automation feature in Metrology.NET designed to eliminate the stress, complexity, and manual labor associated with ISO/IEC 17025 compliance. AuditReady™ […]

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Beyond 4:1: What Calibration Ratios Were Meant to Do

May 27, 2026 Office

by Tray Eason The 4:1 calibration ratio is still widely referenced in industrial quality systems and procurement language. Many organizations treat it as a requirement for good calibration, and some treat it as an acceptance […]

Freeware

MSL Uncertainty Calculator

May 14, 2026 Office

The MSL Uncertainty Calculator is an Excel spreadsheet that provides an uncertainty table suitable for summarising and propagating uncertainties. The total uncertainty is calculated together with the effective degrees of freedom and coverage factor. This […]

Risks and Limitations of a Three-Point Calibration Program in the Regulated Industry

December 12, 2025 Office

by Ricardo Vilmenay This article not only exposes some of the technical risks associated with calibrating at only three points but also focuses on one of the most common and difficult-to-detect errors: the Type “S” […]

IAS Training

February 12, 2025 Office

International Accreditation Service (IAS) delivers training that enhances the productivity of people who work in: laboratories, inspection agencies, personnel certification, management system certification, product certification, structural fabrication industries, manufacturing companies, metal building industries, special inspection agencies, and building […]

Online & Independent Study

A2LA WorkPlace Training

February 12, 2025 Office

AWPT’s wide selection of courses make up a comprehensive online metrology school tailored to working professionals. AWPT is an excellent resource for virtual calibration training courses, metrology training courses, measurement uncertainty training and more. All […]