216,000+ customers in over 135 countries grow their businesses with HubSpot
HubSpot is an AI-powered customer platform with all the software, integrations, and resources you need to connect your marketing, sales, and customer service. HubSpot's connected platform enables you to grow your business faster by focusing on what matters most: your customers.
psignifit is a toolbox to fit psychometric functions and test hypotheses on psychometric data. This is version 3 which will now predominantly support python.
This project aims to develop open source psychometric data analysis software, including estimation software for Rasch and Item Response
Theory (IRT) models for both dichotomous and polytomous test items.