SAS Tip: Variance Ratio Estimation using the PrecMod SAS Macro (Daily tip for 2024-Feb-28)


The macro shown in this paper can be used to compare variance equivalence between two groups.


Thanks to Jesse Canchola and Pari Hemyari for this tip. Read more details in this paper from WUSS 2017: Variance Ratio Estimation using the PrecMod SAS Macro.

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