Kazuhiro Aoyama
Investigating a Hierarchy of Students’ Interpretations of Graphs
ability analyse qualitative information quantitative information andor create new information qualitative quantitative information key task statistical literacy 21st centuryalthough several studies focussed critical evaluation statistical information aspect research clearly conceptualised yetthis paper presents hierarchy graphical interpretation component statistical literacy175 participants different educational levels junior high school graduate students responded questionnaire also interviewedthe solo taxonomy used coding students responses rasch model used clarify construction hierarchyfive different levels interpretations graphs identified idiosyncratic basic graph reading rationalliteral critical hypothesising modellingthese results provide guidelines teaching statistical literacy