One of our latest releases, JASP 0.9.1, came with an exciting new feature: the ability to compute new variables. This post demonstrates how to use this new functionality by going over a few examples. When analyzing data, it can come in handy to create an extra column that contains a new variable, obtained from one or several of the existing…
Read More
JASP 0.9.2 has been released and is now available on our download page. Next to some bug fixes and internal improvements, this version includes the following new features: WIX installer for Windows (enables you to choose a path for the installation of JASP) Added extra functionality to compute column Export computed column to csv Added option to change the size…
Read More
In this blog post we elaborate on the ideas behind Harold Jeffreys’s Bayes factor and illustrate this test with the Summary Statistics module in JASP. In a previous blog post we discussed the estimation problem, where the goal was to infer, from the observed data, the magnitude of the population effect. Before studying the size of an effect, however, we…
Read More
The Netherlands Initiative for Education Research (NRO) awards a “connection prize” to researchers whose work has translated effectively to a product or activity for educational practice. And this year’s winner is… the JASP project! The JASP nomination page features a nice promotional video. The video is in Dutch, but that should not matter, because it appears that I talk so,…
Read More
In our series Interview With A Team Member, we aim to introduce the people behind the JASP project. Today we are interviewing Simon Kucharsky. What is your professional background? I studied Psychology at Charles University in Prague before doing my masters here at University of Amsterdam. I specialised in psychological methods and statistics. Now, I am starting a PhD…
Read More
This year’s International Meeting of the Psychometric Society took place in July, in New York. Within the JASP symposium “Psychometric analysis in JASP”, I had the chance to present the new Network Analysis module, released within the latest version of the software. The Network Analysis module, programmed by Don van Den Bergh, is based on Sacha Epskamp’s R package bootnet…
Read More
JASP 0.9.1 has been released and is now available on our download page. It includes the following new features: Compute columns using a drag-and-drop interface or R code Improvements in classical linear regression Bootstrap confidence intervals of coefficients Cook’s distance (case-wise diagnostics) Partial plots Improvements in ANOVA Homogeneity corrections: Brown-Forsythe and Welch Show df for contrast analysis Option to not…
Read More
More and more educational resources for JASP are constantly being developed, and it can be difficult to obtain a quick overview. This is why we have revamped our teaching page to include a collection of the most important educational resources. You can take a look here. We also wanted to provide an overview of where in the world JASP is…
Read More
Open to all students and academics in the Netherlands, SURFspot offers a large collection of educational software programs at greatly reduced costs. Or, as their own website says, “SURFspot is the ultimate non-profit ICT online store that offers special educational discounts on software, cloud services and hardware exclusively to students and staff of Dutch higher and senior secondary vocational education…
Read More
During this year’s JASP workshop in Amsterdam, one of the workshop participants, Dr. Mark Goss-Sampson from the University of Greenwich, brought to our attention an impressive 119-page students’ guide to JASP. This detailed manual explains how to perform many different types of frequentist analyses in JASP. The manual is fully up-to-date (i.e., based on JASP 0.9), and the plan is…
Read More
Tl;dr: The flagship journal of social psychology, JPSP, has just implemented a variety of measures that promote responsible research practices. A watershed moment for open science, this news felt like a bolt from the blue — but only because I did not take the editor’s word for it… The Journal of Personality and Social Psychology (JPSP) may be the flagship…
Read More