---
title: Effect Size Calculator
emoji: 📊
colorFrom: blue
colorTo: green
sdk: docker
pinned: false
license: mit
---

# Distribution-Free Effect Size Calculator

This API calculates distribution-free effect sizes using quantile function modeling.

## Usage

Send GET or POST request to `/calculate` with:
- `group1`: comma-separated numeric values
- `group2`: comma-separated numeric values
- `degree`: polynomial degree (optional, default=5)

Example:
```
/calculate?group1=1,2,3,4,5&group2=6,7,8,9,10
```

## API Endpoints

- `GET /` - Health check
- `GET /calculate` - Calculate effect size
- `POST /calculate` - Calculate effect size

## Author

Wolfgang Lenhard and Alexandra Lenhard

## Citation

Lenhard, W. (submitted). Distribution-Free Effect Size Estimation via Quantile Function Modeling.