Glossary and Tables for Statistical Quality Control |
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Common terms and phrases
Acceptable Process acceptance control chart adjective to restrict Analysis of Variance appropriate area of opportunity attribute average B₁ bias blemish block factors classification coefficients Confidence Limits Contrast Contrast Analysis control chart control limits defect designated imperfections distribution effects estimate event example experimental units factorial experiment Graeco-Latin Square inspection involves large number Latin Square limit of guide linear linear regression nonconforming units normal distribution NOTE number of units observed values OC Curve percentage process level product or service proportion of variant quality assurance quality characteristic quality control Quality Level quality score random regression Regression Analysis Rejectable Process replication sampling scheme sense severity or magnitude Shewhart simple random sample standard deviation Standard error subgroups Sy.x TABLE term tion tolerance limits treatment combinations Type II Error unit area unit of product usually variability variant units versions levels X₁ ΣΧ