Suncal - Excel Tools

These Excel spreadsheets perform basic calculations of uncertainties and measurement decision risk. No VBA macros are used, but because they make use of LAMBDA functions, they require Excel 365 or 2024.

• GUM Calculator
• Multivariate GUM Calculator
• Curve Fit Uncertainty Calculator
• Measurement Decision Risk Calculator
• Calibration Interval Calculator (A3, S2, V1)
• RP19 Measurement Quality Assurance Calculator

• Measurement Assurance Plan

• A simple and efficient algorithm to compute average Probability of False Accept for measurement decision rules. NCSLI Workshop & Symposium 2026, Kansas City, MO.