SAS Users
Providing technical tips and support information, written for and by SAS users.
Move over video games and sports. Make room for escape rooms. This burgeoning form of entertainment found its roots in the video gaming movement. Escape rooms tap into a player's drive to reach the next level, solve a puzzle and win. Escape rooms present a physical game that traps you
As a data scientist, did you ever come to the point where you felt the need for an evolved analytics platform bringing together the disparate skills of open source and commercial software? A system that can enable advanced analytic capabilities. This is now possible and easy to implement. With many
What is Item Response Theory? Item Response Theory (IRT) is a way to analyze responses to tests or questionnaires with the goal of improving measurement accuracy and reliability. A common application is in testing a student’s ability or knowledge. Today, all major psychological and educational tests are built using IRT.