Hello, I’m trying to implement a model for ordered response data, where ratings are collected using a survey with a Likert-type rating scale (1-5). The model proposed by Muraki (1990) is a modification of the Graded Response Model (Samejima, 1969). The probability of a response option k \in {1, ..…

Help with model specification

Sunshine February 18, 2020, 3:07pm 2

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