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ASTM WK93004
Two issues 1) Control chart – failure criteria, 1 in 20 failures, needs to be reviewed reviewed. Solution a) include EWMA or MCEWMA from D6299 to define failure of control chart. Solution b) use rolling windows for n value for sample size. 2) Total number of samples required to move to general validation. Right now it recommend K samples but needs further clarification
Date Initiated: 11-25-2024
Technical Contact: Bryan Bowie
Item: 000
Ballot:
Status: