{"product_id":"9781848725508","title":"Invariant Measurement with Raters and Rating Scales : Rasch Models for Rater-Mediated Assessments","description":"\u003cp\u003eThis book presents methods for developing, evaluating and maintaining rater-mediated assessment systems. Rater-mediated assessments involve ratings that are assigned by raters to persons responding to constructed-response items (e.g., written essays and teacher portfolios) and other types of performance assessments.\u003c\/p\u003e","brand":"Routledge","offers":[{"title":"Default Title","offer_id":49035549475051,"sku":"00000_00000_00000_00000","price":187.23,"currency_code":"SGD","in_stock":false}],"url":"https:\/\/kinokuniya.com.sg\/products\/9781848725508","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}