The paper describes the development of a coin-skills curriculum for educable mentally retarded (EMR) children via the application of cluster analysis. Special emphasis is given to two clustering techniques employed to verify clusters of coin skills, and the sequence in which a group of 100 EMR children acquired selected coin skills. (Author/CL)

As part of a research program investigating the interlanguage lexicon of Kenyan learners of English, based on the lexical field of locomotion, a card sorting task was used to produce raw similarity measure data. This was subjected to cluster analysis and multidimensional scaling (MDS). This paper suggests that cluster analysis/MDS of perceived…

Learning-disabled ninth-graders (n=58) completed a modified Piagetian isolation-of-variables task, and were compared to normally achieving ninth-graders and fourth-graders. Through cluster analysis, four different patterns of task approach were identified, representing normal performance, general conceptual disorder, specific developmental delay,…