Transcription of Significant Factor Score Variability and the Validity …
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Downloaded By: [CDL Journals Account] At: 19:50 8 July 2008 Significant Factor Score Variability and the Validityof the WISC-III Full Scale IQ in PredictingLater Academic AchievementMiranda E. Freberg and Beverly J. VandiverThe Pennsylvania State University, University Park, PennsylvaniaMarley W. WatkinsArizona State University, Tempe, ArizonaGary L. CanivezEastern Illinois University, Charleston, IllinoisThe purpose of this study was to investigate the Validity of the WISC-III (Wechsler,1991) Full Scale IQ (FSIQ) scores in predicting later academic achievement given signifi-cant Variability among any of the four WISC-III Factor scores. Taken from an archivaldata set, the sample was composed of 6- to 13-year-old students who were twice evalu-ated for special education eligibility over approximately a three-year retest were separated into two groups based on the presence or absence of signifi-cant Factor Score Variability and then matched across groups on disability, FSIQ, age,sex, and ethnicity.
Downloaded By: [CDL Journals Account] At: 19:50 8 July 2008 Significant Factor Score Variability and the Validity of the WISC-III Full Scale IQ in Predicting
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