Unai Coto Suárez

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Questions related from Unai Coto Suárez

How to address limitations when using sample weights in R?

Hi, We are currently exploring how to work with weights in R as preparation for an upcoming survey, but we have encountered some limitations. To test this, we are working with a subsample of the...

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Using information parameter to select items in Item Response Theory?

Hi! In our research unit, we are developing a questionnaire using polytomous IRT models, specifically the Generalized Partial Credit Model. Our goal is to use these models to reduce previously...

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