Comparative analysis of psychotic depressives with matched normals on some untimed verbal intelligence tests.

1963 ◽  
Vol 27 (5) ◽  
pp. 439-443 ◽  
Author(s):  
Samuel Granick
1975 ◽  
Vol 12 (4) ◽  
pp. 469-477 ◽  
Author(s):  
Kenneth D. Hopkins ◽  
Glenn H. Bracht

Intelligence tests continue to be the most widely used measures of cognitive aptitudes. Performance on such measures is usually expressed as an IQ score. Popular opinion to the contrary, relatively little is known about the long term measuring of IQ scores from group verbal and non-verbal intelligence tests, especially the latter. This study shows that, below ten years of age, stability in IQ scores from group verbal tests is considerably below that for the Stanford-Binet. Non-verbal IQ scores were found to have substantially less stability than Verbal IQs.


1995 ◽  
Vol 9 (1) ◽  
pp. 43-56 ◽  
Author(s):  
Henk T. van der Molen ◽  
Jan Te Nijenhuis ◽  
Gert Keen

The first goal of this study was to investigate the effects of reading a book concerning intelligence tests and the effects of a specific test‐training programme on numerical and verbal intelligence tests. The second goal was to investigate to what extent the acquisition of test‐specific problem‐solving strategies affects the ability to solve items on different, but comparable tests (transfer). In the experimental design two factors were included: practice (pretest or no pretest) and (level of) preparation (none, book, or training), so there were six conditions. Each condition consisted of about 26 subjects, who had been randomly assigned to one of the conditions. The results showed a strong effect of preparation, especially for the numerical intelligence test and to a lesser degree for the verbal intelligence test. No practice or pretest effects were found. Positive transfer was demonstrated for the numerical test. The results for the verbal test were less clear. The implications for the predictive and construct validity are discussed.


1938 ◽  
Vol 2 (4) ◽  
pp. 122-123 ◽  
Author(s):  
R. Strang

1999 ◽  
Vol 84 (2) ◽  
pp. 643-649 ◽  
Author(s):  
David A. Morand

Studies examining the link between family size and intelligence have consistently found a negative relationship. Children born into larger families tend to score lower on intelligence tests than children raised in smaller families. One recurrent but unexplained finding is that the relation between intelligence and number of siblings is consistently significant for verbal intelligence but inconsistent for nonverbal intelligence. Here, we conceptualize emotional intelligence as one facet of nonverbal intelligence. The research develops a measure of emotional intelligence and uses it to test the hypothesis that emotional intelligence is positively correlated with family size. The results, based upon a sample of graduate students, support the hypothesized relationship. Implications for the study of family size and intelligence, for refining the conceptualizations and measures of nonverbal intelligence, and for leadership theory, are discussed.


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