Full Scale IQ Equivalents for a Two Subtest Short Form of the Wechsler Preschool and Primary Scale of Intelligence and the Wechsler Intelligence Scale for Children Revised

1983 ◽  
Vol 53 (1) ◽  
pp. 16-18 ◽  
Author(s):  
A. B. Silverstein

A table is presented giving Full Scale IQ equivalents of sums of scaled scores on Vocabulary and Block Design for both the Wechsler Preschool and Primary Scale of Intelligence and the Wechsler Intelligence Scale for Children-Revised.

1992 ◽  
Vol 71 (3) ◽  
pp. 863-866 ◽  
Author(s):  
Asghar Razavieh ◽  
Sima Shahim

Data from the standardization of the Wechsler Preschool and Primary Scale of Intelligence in Shiraz, Iran (193 girls, 203 boys 4 to 6.5 yr. old) were used to develop a short form. Four subtests (Vocabulary, Arithmetic, Picture Completion, and Block Design) were selected on the basis of their high correlations with Full Scale IQs. The validity coefficients were high and significant. The standard errors for the short form were 4.0 to 6.0 points. The short form classified correctly about 73% of the subjects by category of intelligence but tended to underestimate the IQs of subjects of high intelligence and to overestimate the IQs of subjects with low intelligence. Further work is required.


1992 ◽  
Vol 70 (1) ◽  
pp. 27-30 ◽  
Author(s):  
Sima Shahim

This study focused on the relationship between the Wechsler Intelligence Scale for Children—Revised (WISC—R) and the Wechsler Preschool and Primary Scale of Intelligence (WPPSI) given to 40 6-yr.-old Iranian children. Pearson correlations between the WISC—R and the WPPSI IQs and between scaled scores on the corresponding subtests were significant. The comparison of mean IQs and scaled scores indicates that the WISC—R yielded a significantly higher Verbal IQ and higher scores on Information, Vocabulary, Comprehension, and Picture Completion than the WPPSI. The mean difference between corresponding Verbal and Full Scale IQs was not significant. These results suggest that scores on the two instruments correlated well for these 6-yr.-old Iranian children and the content on which IQs for the recently restandardized WISC—R and WPPSI are based are related.


Assessment ◽  
1997 ◽  
Vol 4 (3) ◽  
pp. 221-227 ◽  
Author(s):  
Bradley N. Axelrod ◽  
Brooke Brines ◽  
Lisa J. Rapport

The present study attempted to ascertain the best estimate of true Wechsler Adult Intelligence Scale-Revised (WAIS-R) Full Scale IQ (FSIQ) when confronted with an individual who recently had been administered the WAIS-R. Sixty-five college undergraduate participants were administered the WAIS-R twice within 14 days. WAIS-R summary scores, factor scores, and short-form estimates obtained from the second assessment were compared to FSIQ at the first evaluation. The results indicated that Verbal IQ, the Verbal Comprehension factor score, and subtracting 6 points from the current FSIQ are the least affected by repeat assessment and the most accurate estimates of FSIQ at the first evaluation. Use of these estimates of FSIQ are encouraged when evaluating an individual who has been administered the WAIS-R in the recent past.


1986 ◽  
Vol 63 (3) ◽  
pp. 1303-1308 ◽  
Author(s):  
Gypsy Abbott Clayton ◽  
Gary L. Sapp ◽  
Patricia O'Sullivan ◽  
Livy Hall

Scores from two (Vocabulary, Block Design) and four (Arithmetic, Vocabulary, Block Design, and Picture Arrangement) subtest short forms of the WAIS—R were compared with the Full Scale IQs for vocational rehabilitation clients, 305 mentally retarded, emotionally disturbed, and physically handicapped subjects. Some large differences between mean IQs, some low correlations between IQs once corrected for spuriousness, and high misclassification rates suggest caution in using the short-form IQs. Use of the Full Scale IQ for screening vocational rehabilitation clients is recommended.


1969 ◽  
Vol 25 (2) ◽  
pp. 461-462 ◽  
Author(s):  
Larry W. Talkington ◽  
Grace A. Rieker

A short form of the WISC was investigated for use with mentally retarded children. WISC records of 70 Ss were rescored using an abbreviated procedure; correlations with the original ranged from .80 on Picture Completion to .90 on Block Design with correlation of .95, .95, and .91 for the Verbal, Performance, and Full Scale respectively.


1970 ◽  
Vol 26 (2) ◽  
pp. 559-561 ◽  
Author(s):  
A. B. Silverstein
Keyword(s):  

The validity of Vocabulary and Block Design (V-BD) as a short form of the WAIS, the WISC, and the WPPSI was reappraised, using a formula that takes subtest unreliability into account, and a table was presented for converting the sum of scaled scores on V-BD directly to an estimate of Full Scale IQ.


2016 ◽  
Vol 8 (1) ◽  
pp. 81 ◽  
Author(s):  
Raquel ÚBEDA ◽  
Inmaculada FUENTES ◽  
Carmen DASÍ

RESUMEN: El presente trabajo tiene como objetivo presentar una revisión teórica de las principales formas abreviadas que han sido desarrolladas por varios autores a partir de las distintas versiones de la Escala de inteligencia de Wechsler para adultos que han ido surgiendo a lo largo del tiempo. El desarrollo de formas cortas ha ido creciendo en paralelo a la aparición de las nuevas versiones de la escala completa. Una forma abreviada permite estimar la capacidad intelectual con un tiempo de administración menor, por lo que puede ser de gran utilidad si el objetivo de evaluación es obtener una medida general de la capacidad intelectual.Wechsler Adult Intelligence Scale: Review of short formsABSTRACT: The aim of this study is to present a theoretical review of the main short forms that have been developed by several authors based on different versions of the Wechsler Adult Intelligence Scale. The development of short forms has been growing parallel to the appearance of new versions of the full scale. A short form allows estimating the intellectual capacity of someone with less time of administration, which could be very useful if the assessment objective is to obtain an overall measure of intellectual capacity.


1987 ◽  
Vol 61 (1) ◽  
pp. 259-264 ◽  
Author(s):  
Peter J. Wheaton ◽  
Arvil F. Vandergriff

The WISC—RM subtest scores of 63 second and third graders of Superior and Very Superior abilities in the public schools of the Federal District of Mexico were analyzed to assess which short forms most effectively predict Full Scale IQs. The Similarities—Picture Arrangement (S—PA) dyad, and the Similarities—Vocabulary—Picture Arrangement (S—V—PA), and Vocabulary—Block Design—Picture Arrangement (V—BD—PA) triads were the best over-all predictors of Full Scale IQ. The best single short-form combination appears to be Similarities—Vocabulary—Picture Arrangement (S—V—PA).


1974 ◽  
Vol 35 (2) ◽  
pp. 817-818 ◽  
Author(s):  
A. B. Silverstein

The validity of Vocabulary and Block Design as a short form of the WISC-R was determined, using data from the standardization sample, and a table was presented for converting the sum of scaled scores on these subtests directly to an estimate of Full Scale IQ.


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