Top 10 Commonly Confused Words in Metrology

Top 10 Commonly Confused Words in Metrology 1. Accuracy vs Precision Accuracy refers to how close a measurement is to the true value, while precision refers to the consistency or reproducibility of a measurement. Remember, accuracy is about correctness, and precision is about consistency. 2. Calibration vs Verification Calibration involves adjusting a measuring instrument to align it with a known standard, while verification simply checks if the instrument is within acceptable limits. Calibration ensures accuracy, while verification ensures reliability. 3. Traceability vs Accreditation Traceability is the ability to link a measurement to a national or international standard, while accreditation is the formal recognition of a laboratory's competence. Traceability provides the foundation for reliable measurements, while accreditation demonstrates a lab's quality. 4. Metrology vs Meteorology Metrology is the science of measurement, while meteorology is the study of weather. Although they sound similar, they are distinct fields with different focuses. 5. Uncertainty vs Error