--- title: "Introduction to PropTestR" author: - "Vinodhkumar Obli Rajendran" - "Keerthi Aaradhana" output: rmarkdown::html_vignette: toc: true vignette: > %\VignetteIndexEntry{Introduction to PropTestR} %\VignetteEngine{knitr::rmarkdown} %\VignetteEncoding{UTF-8} --- ```{r setup, include=FALSE} knitr::opts_chunk$set(collapse=TRUE, comment="#>") ``` ## Overview PropTestR provides a common interface for independent two-proportion inference. The principal function is `compare_2prop()`. ```{r} library(PropTestR) r <- compare_2prop(82, 100, 75, 100, method=c("wald","score","fisher","miettinen_nurminen")) print(r) ``` ## Non-inferiority For a non-inferiority margin of 10 percentage points, use a null difference of -0.10 and a one-sided greater alternative. ```{r} farrington_manning(82, 100, 85, 100, margin=-0.10, alternative="greater") ``` ## Equivalence ```{r} equivalence_2prop(80, 100, 78, 100, margin=0.10, conf.level=0.90) ```