Verification Reports

Review three layers of evidence for BioStatHub Simon two-stage design calculations: published-reference reproduction, independent R implementation cross-check, and an open validation repository.

View the open validation repository →

Simon Paper Verification Review the reproduction of 51 published Simon 1989 designs, including documented rounded-value differences. R Package Validation Review 300 parameter cases cross-checked against R clinfun::ph2simon with documented tolerances.

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