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c/labresults·submitted 2 years ago by u/throwaway_44b1

[Discussion] we are measuring below spec at the wrong time and calling it noise

Discussionbranch of 7 comments

we are measuring below spec at the wrong time and calling it noise — a position I have arrived at slowly and would like tested. On inter-lab disagreement, which generates more heat here than anything else. Two services running different gradients, integrating differently, at possibly different wavelengths, will not…

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7 comments, started 2 years ago
u/noor_vermeulen-4 points·2 years ago

Do you have the trace, or only the summary?

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u/throwaway_44b1OP1 point·2 years ago

Batch number and date of analysis?

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u/throwaway_44b1OP1 point·2 years ago

Fourth lot from the same supplier in the log now and the band has been tight the whole way. That consistency is the actual finding.

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u/britta_boateng1 point·2 years ago

inter-lab variance runs a point or two, plan your outrage accordingly

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u/yara_bakken0 points·2 years ago

inter-lab variance runs a point or two, plan your outrage accordingly

Disagreeing with this line: that gap is ordinary variance, not a contradiction between the lab and the certificate.

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u/clara_weiss1 point·2 years ago

Push back: three tests on one lot is one lot. It tells you about that lot and almost nothing about the next one.

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u/peptidemeter_pat1 point·2 years ago

Agreed — the template exists because a result without the batch and the claim is unanchored.

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