Sample-Size Calculations for A/B Testing using Delta method

Sample size estimation for single cell studies

R functions I made over the years to make my work easier. Includes data visualization functions in base R and functions for extracting relevant info from R model objects to make useful, informative tables.

R package for sample size calculation for the Wilcoxon-Mann-Whitney test.

R Shinyapp to calculate sample size for a given power

📈 Sample size estimation for the {pregnancy} project

Sample Size for Medical Research with R: A Quick Guide Cookbook

SimTOST is an R package designed to facilitate the sample size estimation for bioequivalence studies using a simulation-based approach.

Power and sample size for Hypothesis testiing.

Sample size calculation to exponentially decaying IGRA+ proportion

Free WordPress Plugin: This sample size calculator enables you to calculate the minimum sample size and the margin of error. Learn about sample size, the margin of error, & confidence interval. www.calculator.io/sample-size-calculator/

Minimal A/B Testing Library in PHP

Supplemental material for Redfors, Björn, et al. "The win ratio approach for composite endpoints: practical guidance based on previous experience." European Heart Journal (2020). This repo contains R functions that approximate the sample size for a two-arm clinical trial based on a composite endpoint analyzed using the Win Ratio.

Joint power analysis for non-symmetric two-stage case-control designs

Code for calculating sample sizes for A/B tests based on power analysis.

Power Analysis for SEM models in R

Web application to run meta-analyses

Collection of scripts and modules for biostatistics and data science simple automation for research process.

`powerly` is an R package for conducting sample size analysis for network models and more.

AB test sample size calculator run through Streamlit