準確與精密
维基百科，自由的百科全书
準確（Accuracy）與精密（Precision）是在科學、工程學、工業及統計學等範疇上一個重要概念。準確是指與正確的標準相符合的程度；精密則是指多次量度或計算的結果的一致程度。一個結果必須要同時符合準確與精密這兩個條件，才可算是正確無誤。
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準確度高，但精密度低
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精密度高，但準確度低
參見[编辑]
外部鏈接[编辑]
- BIPM - Guides in metrology - Guide to the Expression of Uncertainty in Measurement (GUM) and International Vocabulary of Metrology (VIM)
- "Beyond NIST Traceability: What really creates accuracy" - Controlled Environments magazine
- Precision and Accuracy with Three Psychophysical Methods
- Guidelines for Evaluating and Expressing the Uncertainty of NIST Measurement Results, Appendix D.1: Terminology
- Accuracy and Precision
- Accuracy vs Precision — a brief, clear video by Matt Parker
