Cognitive psychology Impact of subtest substitution and proration on the WAIS-IV VERBAL Comprehension IndexPerceptual Reasoning Index and Full Scale IQ FAIRLEIGH DICKINSON UNIVERSITY Kathleen Viezel ToolanMary AThe impact of subtest substitution and proration on the WAIS-IV Vecbal Comprehension Index, ...
Reproduction of Subject 34*8 Achievement Sheet• SUBTEST Weighted Score WAIS W-B I Information Comprehension Arithmetic Similarities Digit Span Vocabulary Digit Symbol Picture Completion Block Design Picture Arrangement Object Assembly 13* 12 9* 15 10 13 11 17* 12 11* 13* 10* 9* 12 11 14 ...
For example, observations of cognitive ability such as vocabulary, reading comprehension, and listening comprehension would be explained by a single latent variable called verbal ability. The principle of local independence implies that verbal ability accounts for all the shared variance among these ...