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• ICH Q1E expiration timepoint extrapolation for repeated measurements

  Dear All, I check the below link for stability extrapolation based on ICH Q1E https://www.jmp.com/support/help/en/17.0/index.shtml#page/jmp/stability-analysis-in-the-degradation-platform.shtml# But, I have a concern for it. This example is for one measurement for each time point. However, pharmaceutical tests for instance assay analysis, we perform more than 1 measurement for each time point. Gene...

  nac

  Discussions |

  Dec 6, 2022 7:52 AM

  1667 views | 1 replies

• Widening Spec Limits to Account for GRR?

  Hi.  Manufacturing/Statistical question here. Suppose you have parts that are being tested at multiple points during manufacture (nodes).  I''m curious if/how much do people widen their limits after the first node to account for GRR?  Do you just add 1 GRR to the USL/ subtract 1 GRR from the LSL?  Or is there some other consensus in the statistical community on how this should be handled? Historic...

  nikles

  Discussions |

  Dec 6, 2022 6:50 AM

  2816 views | 7 replies

• Table summary: "N non-zero" ?

  In the Table summary menu ...N counts all non-Missing entries (including 0s)N Missing counts all missing valuesSum sums the values,
  which acts like ~ N non-Zero, if values are just 0 and 1But I miss an entry N non-Zero (which works in general ,not just for 0/1 values)There are many applications for such an aggregation, like:which cities had >=1 covid cases in the month/year xx/yyyy.which  wafers ha...

  hogi

  Discussions |

  Dec 6, 2022 6:50 AM

  2085 views | 4 replies

• Concatenating excel files in jmp

  Hi all. I would like to create JMP script that open specific constant folder.In that folder, I would have many folders (each with different "Lot" name).In each "Lot name" folder, I will have many excel files in different name and sometimes with different first sheet name. What I want is a script that do the follow:Open the specific constant folder (with constant name)Open each "Lot name" folderCon...

  resheffink

  Discussions |

  Dec 6, 2022 6:15 AM

  1556 views | 1 replies

• Principal components and screening DoE

  Hello - I am currently using PCA on 60+ descriptors of chemical elements to reduce the dimensionality and convert "element" from a categorical variable to a continuous variable. However, I cannot find a simple way to use a set of factors with lots of required level combinations. My two thoughts are the "set covariate factors" or the disallowed combinations script. However covariate runs A) has a w...

  ehchandlerjr

  Discussions |

  Dec 6, 2022 5:09 AM

  4894 views | 12 replies