Michael P. Fay

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Some hypothesis test functions with a focus on non-asymptotic methods that have matching confidence ...

For a series of binary responses, create stopping boundary with exact results after stopping, allowi...

Calculates nonparametric pointwise confidence intervals for the survival distribution for right cens...

Choplump Tests are Permutation Tests for Comparing Two Groups with Some Positive but Many Zero Respo...

Calculates Fisher's exact test, Blaker's exact test, or the exact McNemar's test with appropriate ma...

Calculates exact tests and confidence intervals for one-sample binomial and one- or two-sample Poiss...

Calculate expected relative risk and proportion protected assuming normally distributed log10 transf...

Functions to fit nonparametric survival curves, plot them, and perform logrank or Wilcoxon type test...

Noninferiority tests for difference in failure rates at a prespecified control rate or prespecified ...

Tests coefficients with sandwich estimator of variance and with small samples. Regression types supp...