Gregor Liegl

2 Questions 3 Answers 0 Followers

Questions related from Gregor Liegl

How to compare Item Information Functions of items with equal content but different response options??

Does anyone know publications, that compare IRT based item information curves or item information functions of questions/testitems with different response format (but equal content)? Response...

02 February 2015 5,711 3 View

Is there any performance test for the measuring physical function status in the adult (not only older and/or impaired) population?

With the aim of validating a self-rating physical function item bank for German speaking populations, we are searching for an instrument measuring physical performance with satisfactory...

11 November 2014 3,903 2 View