| 单词 | Sigma Score (Z) |
| 释义 | Sigma Score (Z)Definition A statistical measure that determines process capability. Sigma score produces an accurate analysis of observations or data, indicating the number of short-term standard deviations that fall above or below a specified mean. Also called sigma, sigma level or standard score. The formula to determine sigma score is: Z = X - M / D Where: X = raw score for standardization, M = population mean, and D = population deviation |
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