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Excel?能否基于方差分析(Anova)来进行量具重复性和再现性(Gauge R&R ...
Gauge R&R研究通过Excel实现,对比Anova与范围法,分析电阻和同位素测量数据。Anova方法计算各因素方差贡献,结合图形工具验证假设,发现电阻测量系统稳定(R2=0.9865),同位素测量存在非正态分布问题,需采用Bootstrap或非参数方法。Excel内置函数支持计算,但需 ...
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