Within the scope of the research the following question has been addressed: "Is there a statistically significant difference in students' thinking styles according to (a) gender, (b) academic discipline and (c) grade, between the beginning and the end of an academic semester?" Purpose of the study is to reveal the differentiation…

Children typically follow a well-defined series of stages as they learn to draw, but the rate at which they progress through these stages varies from child to child. Some experts have argued that these individual differences in drawing development reflect individual differences in intelligence. Here we assessed the validity of a drawing test that…

Statistical significance and "abnormality" have been used as criteria for the evaluation of intra-individual subtest score differences. Shortcomings of these criteria are identified, and improved estimates of the true score differences are suggested. The applicability of the abnormality criterion to these improved estimates is reviewed.…