Timur Koparan|Bülent Güven
8. S?n?f Ö?rencilerinin Örneklem Kavram?na Yönelik ?statistiksel Okuryazarl?k Seviyelerinin Belirlenmesi
purpose study determine statistical literacy levels performance related sampling concept middle school students partial credit model rasch measurement within scope statistical literacy test sampling concept okyiot composed 12 open ended questions developed total 60 middle school students trabzon 20102011 academic year participated study firstly questions created sampling according statistical literacy hierarchy rubrics created students asked answer questions related sampling partial credit model used measurement model examination construct validity analyses completed using winsteps 372 computer software reliability figures also satisfactory ri 091 rp 081 cronbach alpha 080 results study demonstrated works accordance purpose okyiot test items student responses study students often concentrated third level statisticial literacy framework result compatible studies