What is Quadstat?

Quadstat is a free online statistical analysis tool.
Quadstat is a free repository for storing and sharing data.
Quadstat is also a statistical application framework for designing new web apps like the ones found here.

Who uses Quadstat?

High school statistics students may find the apps particularly useful along with the free Open Intro AHSS textbook.
Quadstat may be useful to college and graduate students who are taking introductory statistics courses.
Statistics enthusiasts and professionals are welcome to try out the open-source Quadstat Drupal distribution to create dynamic websites.

How do I get started ?

All apps and data are listed on tabs to the right.
All output generated with a Quadstat account remains private. Users may keep data private (unpublished) when saving or editing a dataset.
Sign in to start uploading your own data for analysis.