multilog7破解版下载

这是一款IRT 理论的实用软件
Easy to use graphical user interface;One, two and three-parameter logistic models;Samejima's model for graded responses;Bock's model for nominal (non-ordered) responses;Steinberg's model for multiple-choice items;Handling of multiple-alternative items, such as multiple-choice tests or Likert-type attitude questionnaires;Scoring of items with multiple alternatives;Differential item functioning (DIF);Handling of data from several populations simultaneously;Analysis of mixtures of items types;Testing of item parameters across groups;Handling of equality constraints and fixed parameters;Presentation quality IRT graphics, can be imported in Word, Access, etc.;Detailed online HELP documentation includes description of interface, syntax, and examples.