ShinyAB

This application is a shiny app calculator of sample size for AB test which is a statistical approach to compare control and treatment groups.

This app built in shiny dashboard contains the following functions.

1. Calculation of sample size to design AB Test using power.prop.test
2. Informative tables for supporting understanding of statistical Type I and II error
3. Various visualization of control and treatment groups regarding AB Test using plotly and ggplot2

Shinyapps

https://okiyuki.shinyapps.io/ShinyAB/

Stats Feature

• Support experimental plan for power.prop.test
• Informative tables about experimental paramters and sample size and using kableExtra

Sceeenshot

Visual Feature 1 - Sample Size × Lift

Visual Feature 2 - Running Lift

Inspired by timwilson7, I implemented this Running Lift plot from his great posts.

Visual Feature 3 - Reject region and Power

Inspired by this post, I implemented this plot on this shinyapp.

Visual Feature 4 - Probability Mass Function

Shinyloadtest

shinyloadtest report

Reference

• Shiny Contest Submission : ShinyAB - Shiny Apps Calculator of Sample Size for AB test