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1.
The predictive validity of the WISC-R IQs and factor scores was examined with a sample of 64 Mexican-American children. All the correlations among the WISC-R factor scores and academic achievement as measured by the Wide Range Achievement Test (WRAT) were found to be low, ranging from .09 to .31. Significant relationships were observed only between WRAT Reading and Perceptual Organization (PO) factor, WRAT Arithmetic and PO factor, and Freedom from Distractibility (FD) factor and WRAT Arithmetic scores. In contrast to this, however, significant relationships were observed between IQ scores and achievement measures, suggesting predictive utility of the WISC-R IQs in predicting achievement for Mexican-American children.  相似文献   

2.
Research involving standardized reading achievement tests has been widespread, but there has been little investigation into the relationships among the more widely used tests of reading achievement. In the present study, the Reading subtest of the WRAT, the Reading Comprehension subtest of the PIAT, and the SORT were compared with each other and with the WISC-R. Results showed a high correlation between the WRAT and the PIAT, a moderately high correlation between the SORT and the PIAT, and a very low correlation between the SORT and the WRAT. The WRAT and the PIAT had higher correlations with the various components of the WISC-R than did the SORT. These findings imply that the WRAT and the PIAT measure essentially the same dimension of reading achievement, possibly verbal fluency, but that the SORT is measuring a different dimension, one that is also tapped to some extent by the PIAT.  相似文献   

3.
The Kaufman Assessment Battery for Children (K-ABC) purports to assess fluid and crystallized intelligence via processing and achievement subtests, respectively. Eight K-ABC Mental Processing and five K-ABC Achievement subtests were administered to 41 gifted students. Scores were subsequently compared to concurrent achievement measures from the California Achievement Test (CAT), as well as previously obtained mental ability measures (Wechsler Intelligence Scale for Children-Revised [WISC-R], Stanford-Binet [SB], and Wide Range Achievement Test [WRAT] achievement scores). In general, K-ABC mental ability scores were lower than WISC-R and SB IQs. K-ABC achievement scores were consistent with K-ABC mental ability scores, but more highly related to SB and WISC-R VIQ (r = .42 and .40, respectively) than to WISC-R FSIQ (r = .16) and PIQ (r = .09), or to the K-ABC Mental Processing (Composite r = .17), Simultaneous Processing (r = .08), and Sequential Processing scores (r = .20). With the exception of WRAT Word Recognition, WRAT, K-ABC, and CAT achievement scores were similar. The patterns of intercorrelations suggest that the K-ABC achievement scores are more verbally loaded than are the CAT and WRAT achievement measures.  相似文献   

4.
So as to compare predicted achievement based upon WISC-R IQs and observed achievement by the WRAT standard scores, both instruments were administered by the same school psychologist to 282 urban students referred for psychological evaluation. The correlations obtained, even on this nonrandom population, were substantial, significant (p < .001), and should be useful to school psychologists in statistically relating intelligence test scores to school achievement.  相似文献   

5.
WISC-R Verbal and Performance IQ scores obtained from a sample of 124 referred children were correlated with WRAT-R achievement scores. The Verbal IQ was found to predict Reading, Spelling, and Arithmetic. The Performance IQ did not add significantly to the predictions. The results were consistent with earlier studies that examined the relationship of the WISC-R to the WRAT.  相似文献   

6.
Results of the TONI, WISC-R, and WRAT were compared for a sample of 66 learning disabled children: 51 males (32 white, 19 black) and 15 females (9 white, 6 black) whose mean age was 9–5 (SD = 1–10). The mean score of the TONI was significantly different from the Performance IQ. Nonsignificant differences were found between the TONI and Full Scale IQ and between the TONI and Verbal IQ. Correlation coefficients between the TONI and WISC-R ranged from a low of .35 for the Verbal IQ to .44 for both the Full Scale and Performance IQs. The correlation coefficients between the TONI and standard scores of the WRAT were .38, .27, and .23, for Reading, Spelling, and Arithmetic, respectively. Implications of these findings are discussed.  相似文献   

7.
The capability of the WISC-R Verbal Comprehension (VC), Perceptual Organization (PO), and Freedom from Distractibility (FD) factor scores to predict academic achievement as measured by the WRAT was investigated. Subjects consisted of children referred for psychological evaluation in a public school setting, typically because of learning problems within the classroom. The results of a multivariate multiple regression analysis revealed that the FD and VC factors significantly predict WRAT Reading, Spelling, and Arithmetic standard scores, with the FD factor accounting for a major portion of the variance in WRAT achievement based upon observed VC and FD factor scores.  相似文献   

8.
This study investigated the efficacy of predicting academic achievement as measured by the WRAT, using the Verbal and Performance scores of the WISC-R as predictors. Both tests were given to 155 children referred for psychological evaluations in a four-county area in southeastern Nebraska, and a multiple regression analysis was conducted where the Verbal and Performance IQ scores were conjointly regressed on Reading, Spelling, and Arithmetic standard scores from the WRAT. The results indicated that the Performance IQ did not significantly predict academic achievement, and that the Verbal IQ significantly predicted only Reading and Arithmetic scores. Generated regression equations were provided.  相似文献   

9.
Twenty-six normal first-grade children (M = 7.0 years) were administered the WISC-R, the McCarthy Scales, and the Woodcock-Johnson Scales of Cognitive Ability. Two years later, their levels of academic achievement were determined by way of the WRAT and global teacher ratings of classroom performance. Pearson intercorrelations among the summary indices of the three intellectual measures were significant and uniformly high (rang. 77-.95). Correlations between first-grade ability scores and third-grade achievement measures also were significant (range .64-.90), suggesting strong predictive validity for each of the cognitive instruments. Though not significantly so, the correlations between the Woodcock-Johnson and achievement tended to be the highest. The results indicate that all three intellectual measures are appropriate for predicting later academic achievement in young school-aged children.  相似文献   

10.
The purpose of this study was to measure the relationship between the WPPSI IQs and subtest scaled scores in preschool children and their reading achievement in grade one. Twenty-eight suburban middle class children were given the WPPSI at ages three to five and retested with the Gray Oral Reading Test near the end of first grade. Significant correlations between WPPSI IQs and reading were found. These correlations were similar in magnitude to those obtained between WPPSI IQs of kindergarten children and grade one reading. Further study of the predictive power of the Geometric Designs and Arithmetic subtests was suggested on the basis of correlations obtained between these subtests and later reading scores.  相似文献   

11.
Attention continues to be directed toward the WISC-R as a tool for understanding children's learning problems. The formulation of WISC-R subtest regroupings (apart from the traditional Verbal, Performance, and Full Scale IQs, and the empirically derived factor scores) may provide a basis for score interpretation and the generation of hypotheses regarding children's cognitive strengths and weaknesses. The present investigation analyzed the predicitive utility of several WISC-R subtest recategorizations with regard to academic to achievement as measured by the WRAT. The sample consisted of 105 children who had been referred for psychoeducational evaluation because of classroom learning problems. Stepwise regression analyses indicated that many of the regroupings were significant predictors of academic achievement. Generated regression equations are presented.  相似文献   

12.
Children with attention deficit disorder (ADD) and dyslexia (n = 82) made significantly more errors than normally reading children with ADD (n = 83) on a simple auditory test of phonological sensitivity to rhyme and alliteration (Bradley, 1984). A subgroup of children with dyslexia who were sensitive to rhyme and alliteration had higher scores on the Wechsler Intelligence Scale for Children-Revised (WISC-R) Spatial factor than a dyslexic subgroup who were phonologically insensitive. In multiple regression analyses, age-corrected phonological sensitivity scores contributed significantly to the prediction of both reading and spelling Wide Range Achievement Test (WRAT) scores, this beyond the contribution of WISC-R variables. Of interest for dyslexia subtyping theories, Spatial factor scores had a subtractive effect in these regression analyses.  相似文献   

13.
WISC-R and WRAT scores for 39 Educationally Handicapped and 81 Learning Disabled students were compared to determine if the two groups differed significantly in their profiles on these instruments. Though some unexpected sex differences were discovered, the two diagnostic categories were not found to be psychometrically distinct. Further, the results of a longitudinal analysis suggested that, while IQ scores remained relatively stable over time within a subset of the original sample, achievement scores definitely declined. Possible explanations for these findings are discussed.  相似文献   

14.
The WISC-R and the Fourth Edition of the Stanford-Binet (SB: FE) were compared in the identification and assessment of 48 intellectually gifted students in the primary and secondary grades. While only a 3.2-point difference between the mean SB: FE Composite score and the mean WISC-R Full Scale score was found, (r = .393, p. ⩽ .01), the t test between the two scores was significant (t = 2.30, p ⩽ .05). Correlations between the three scales of the WISC-R and the SB: FE four broad area and Composite scores ranged from −.219 (SB: FE Abstract/Visual Reasoning with WISC-R Verbal) to .599 (SB: FE Short-Term Memory with WISC-R Full Scale). Within the correlational matrix, only 5 of the 15 correlations were significant. Both the SB: FE Abstract/Visual Reasoning and Quantitative Reasoning Area scores had no significant correlations with any of the WISC-R scores.  相似文献   

15.
Using a sample of 100 behavior disordered male adolescents, correlations between the Wechsler Intelligence Scale for Children-Revised (WISC-R) and the Woodcock-Johnson Tests of Cognitive Abilities (WJTCA) were computed. All WISC-R subtests correlated with the W-J Broad Cognitive Ability score at the .0001 level. Analysis of the forward selection multiple regression procedure resulted in the inclusion of only WISC-R Verbal subtests for the first six steps. Implications of such results were discussed and a predictive equation reported.  相似文献   

16.
The Fourth Edition of the Stanford-Binet and the WISC-R were compared as instruments for assessing the intellectual strengths and weaknesses of students classified as learning disabled in the primary and secondary grades. Results found only a 3.28-point difference (p≥.0001) between the S-B Composite score and the WISC-R Full Scale score. Correlations between the four broad areas of the S-B and the three scales of the WISC-R ranged from .494 (S-B Abstract/Visual Reasoning with WISC-R Verbal) to .920 (S-B Composite with WISC-R Full Scale). All correlations were found to be significant. Implications of the research findings were discussed.  相似文献   

17.
The present investigation compared the Cognitive Levels Test (CLT) and the Wechsler Intelligence Scale for Children-Revised (WISC-R) scores for 55 children who were referred for remedial educational services. A comparison of the correlations for each of the criterion measures from the WISC-R showed a consistent significant positive relationship with the CLT. A repeated measures analysis of variance that compared standard scores for the CLT with those of the WISC-R indicated that significant differences existed between WISC-R IQs and the CLT Cognitive Index. Implications concerning the validity of the Cognitive Levels Test are discussed.  相似文献   

18.
The WISC-R, PIAT, and DAM were examined to ascertain relationships among the three instruments. Moderate to high correlations were found when PIAT scores were compared to WISC-Rg iqs, while DAM standard scores correlated moderately with PIAT and WISC-R scores. Correlations indicate that information yielded by the PIAT may be obtained through WISC-R results, while the DAM may be tapping other abilities not adequately assessed by either of the other two measures.  相似文献   

19.
The reliability and validity of the WRAT were investigated with 191 Mexican-American children. Internal consistency reliability coefficients for the WRAT were found to be high and comparable to those reported in the WRAT manual. Correlations between the WRAT subtests and those of the MAT all were significant and suggested moderate to high relationship between these two measures. It was concluded that the WRAT meets minimum requirements of reliability and validity with Mexican-American children.  相似文献   

20.
The purpose of this study was to explore the factor structure of intelligence and achievement for learning disabled children. WISC-R, PIAT, and WRAT scores of 183 male, learning disabled students were factor analyzed. A factor structure was obtained. The factors were identified as: (a) language achievement, (b) perceptual organization, (c) verbal educative, and (d) mathematical achievement. These findings suggest that intelligence and achievement are composed of similar traits and skills. Therefore, comparison of individual achievement test scores with traditional Verbal, Performance, or Full Scale intelligence for learning disabled children may not be logical, since analysis of these tests reveals factorially complex skills.  相似文献   

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