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Perform Item Response Theory estimations in Excel




eirt is a lightweight Excel addin designed to help you perform Item Response Theory estimations. It provides support for multiple models, such as the logistics models, the nominal response model and the graded response model.

Additionally, eirt can determine two non-parametrics estimators, generate the correlation matrix and perform different statistical tests (test of local independence, test to fit, classical test theory statistics).
Last updated on February 25th, 2013
eirt - eirt is a simple addin for Excel that you can use to analyze data and perform statistical estimations.eirt - The first step is to select the data range you want to analyze from the Excel spreadsheet.eirt - The Assistant enables you to select the data type to analyze and specify its format.eirteirteirteirteirteirteirt