Language development was studied in 310 pairs of 4-year-old twins. Rotated factor analyses indicated presence of a general language factor (L) and a general nonverbal factor (NV). Moderate genetic influence was found for L and NV abilities. Bivariate genetic analysis estimated a genetic correlation of .63 between L and NV abilities. Results…

Factor analysis of the Swedish version of the Wechsler Adult Intelligence Scale-Revised on 88 adults with dyslexia showed a three-factor structure: a verbal comprehension (VC) factor, a perceptual organization (PO) factor, and a freedom from distractibility (FD) factor. The PO factor had the highest scores and the FD the lowest. (Contains…

Exploratory and confirmatory factor analyses of 70 Childhood Trauma Questionnaire (CTQ) items were used to create a shorter 28-item version and test the measurement invariance of the 25 clinical items across adult substance abusing patients, adolescent psychiatric inpatients, and control populations (n=1,978). Items performed equivalently across…

Compared classification theories of language learning strategies. Results from confirmatory factor analysis of data measured by the English-as-a-Second/Foreign-Language (ESL/EFL) version of the Strategy Inventory for Language Learning and collected from 517 college EFL learners are discussed. Suggests other possible approaches to strategy…

Explored student and parent attitudes toward school-based Internet use using an intergenerational approach that positioned 54 pairs of young adolescents and their parents as co-learners for simultaneous Internet instruction while another 51 pairs were given separate Internet instruction. Highlights include reliability measures, factor analysis,…

Factor analysis of 38 interviews with classroom teachers regarding working collaboratively with parents revealed that some teachers have apprehensions about involving parents when potential problems are perceived and the teachers believe they do not have sufficient time to involve parents. (MLF)

Results are reported from a survey of junior high mathematics teachers' (N=146) critical thinking beliefs. The study addressed two questions: Where do teachers stand regarding the teaching of critical thinking skills? and What teaching practices characterize a "belief in critical thinking" versus its opposite view? (IAH)

The structure of voters' affective reactions and trait attributions to national political figures was studied through 3-mode factor analysis of ratings by 78 college students of 16 political figures. The factor analysis suggested that positive and negative affect and affect and trait factors were distinct but correlated. (SLD)

Revised Thelen's (1954) Group Emotionality Rating System, developing new criteria and assessment procedures. A reliability study of 4,343 verbal statements from 6 different Norwegian groups revealed an overall agreement of .77, with the emotionality subcategories ranging from .57 to .67. Discusses validity of the emotionality categories according…

This article summarizes results of statistical analyses of an intelligence test for 155 braille-educated blind and low-vision children, aged 6-15, in the Netherlands. Results indicate some accuracy in predicting academic achievement; factor analysis indicates 4 interpretable factors in children with and without usable vision. (Author/PB)

The General Concerns Inventory: Least Restrictive Environment was administered to superintendents, special education coordinators, and principals from 60 Alabama school districts. Of 4 factors (social/personal concerns, staff and curriculum concerns, fiscal concerns, and legal concerns), only social/personal concerns discriminated among the 3…

Explores the industrialization and credentialism hypotheses and predictions of educational attainment levels. Finds the effects of the father's education and occupation were stable for those attending school in the 1940s, 1950s, and 1960s. Notes that the effects of ethnicity declined in the transition from primary to secondary school. (NL)

This study investigated characteristics differentiating life-long learners from low participants in learning among 195 human service professionals in southern New England. Discriminant function analysis of seven extracted factors and three demographic variables indicated significant differences distinguishing the two groups. (TJH)

Examines the structure, validity, and reliability of Guglielmino's self-directed learning readiness scale. Reviews related literature and refutes Guglielmino's thesis. Reports data derived from an administration of the scale that reveal problems in wording and show that the scale measures a homogeneous construct not associated with readiness for…

Examines individual and situational variables as factors in the behavior of computer users, namely copying of software and distribution of computer viruses. The results indicate that situational variables explain much of the variance in copying software, while the individual variable of sex is strongly related to computer virus distribution. (17…