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Can, Bilge Taskin; Gunhan, Berna Canturk; Erdal, Sevinc Ongel – EURASIA Journal of Mathematics, Science & Technology Education, 2012
In this study, an instrument, Using Mathematics in Science Self-efficacy Scale (UMSSS), was developed in order to determine preservice science teachers' self-efficacy toward the use of mathematics in their lessons. Data gathered from 250 preservice science teachers were used for Exploratory Factor Analysis (EFA) and Confirmatory Factor Analysis…
Descriptors: Factor Analysis, Self Efficacy, Science Teachers, Measurement
Zimowski, Michele F.; Wothke, Werner – 1987
Tests of spatial ability were analyzed for their analog (visuospatial) and nonanalog (verbal reasoning) components, using factor analyses of items and test scores. The self-selected sample consisted of over 2000 clients (average age about 26 or 27) employing the Johnson O'Connor Research Foundation's aptitude evaluation services in 12 metropolitan…
Descriptors: Adults, Aptitude Tests, Content Validity, Factor Analysis