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1.
This study investigated the validity of the Autism Behavior Checklist (ABC; Krug, Arick, & Almond, 1993) and the Pervasive Developmental Disorders Rating Scale (PDDRS; Eaves, 1993a). Both instruments are screening devices designed to measure characteristics of individuals with autistic disorder or, more broadly, pervasive developmental disorders. Results showed that the total scores of the ABC and PDDRS measure significantly overlapping constructs (r= .80). Further, both instruments significantly discriminated between participants with autistic disorder and children with diagnoses frequently confused with autistic disorder. Both instruments provided respectable indices for classification accuracy (PDDRS overall accuracy = 88%, ABC overall accuracy = 80%). Finally, the ABC and PDDRS agreed in their classifications of 85% of the 136 participants; a phi coefficient based on the instruments' nominal classifications of the participants equaled .68 (p< .001). © 2000 John Wiley & Sons, Inc.  相似文献   

2.
The reliability and construct validity of ratings for the Autism Behavior Checklist were examined with a sample of 198 children diagnosed with autistic disorder and conditions often confused with autism. Alpha coefficients for the five scales of the ABC as well as the Total Score were reported and the factor structure of the ABC was examined through confirmatory factor analysis. The results of the reliability analyses indicated that the Total Score alpha coefficient of the ABC was adequate for screening purposes, but the reliabilities of the scales were not. Confirmatory factor analyses indicated some support for alternate four‐ and five‐factor models. © 2006 Wiley Periodicals, Inc. Psychol Schs 43: 129–142, 2006.  相似文献   

3.
The Pervasive Developmental Disorders Rating Scale (PDDRS; Eaves, 2003) is a rating scale that is used in the screening process for pervasive developmental disorders (PDD). The PDDRS contains three scales: Arousal, Affect, and Cognition. In this study, the construct validity of the PDDRS was examined with teacher ratings from a sample of 168 children with autistic disorder through exploratory and confirmatory factor analysis. In the exploratory factor analysis, a three‐factor structure was examined. Confirmatory factor analysis was employed to evaluate the model‐fit of the data for the hypothesized second‐order factor structure. The results supported the averred factor structure of the PDDRS with teacher ratings for students with autistic disorder. Limitations of the data and areas for future research are discussed. © 2005 Wiley Periodicals, Inc. Psychol Schs 42: 207–216, 2005.  相似文献   

4.
The purpose of this study was to examine the reliability and validity of the School Anxiety Inventory (SAI) using a sample of 646 Slovenian adolescents (48% boys), ranging in age from 12 to 19 years. Single confirmatory factor analyses replicated the correlated four‐factor structure of scores on the SAI for anxiety‐provoking school situations (Anxiety about School Failure and Punishment, Anxiety about Aggression, Anxiety about Social Evaluation, and Anxiety about Academic Evaluation), and the three‐factor structure of the anxiety response systems (Physiological Anxiety, Cognitive Anxiety, and Behavioral Anxiety). Equality of factor structures was compared using multigroup confirmatory factor analyses. Measurement invariance for the four‐ and three‐factor models was obtained across gender and school‐level samples. The scores of the instrument showed high internal reliability and adequate test–retest reliability. The concurrent validity of the SAI scores was also examined through its relationship with the Social Anxiety Scale for Adolescents (SASA) scores and the Questionnaire about Interpersonal Difficulties for Adolescents (QIDA) scores. Correlations of the SAI scores with scores on the SASA and the QIDA were of low to moderate effect sizes.  相似文献   

5.
The Narcissistic Personality Questionnaire for Children (NPQC) is a brief self‐report scale for measuring narcissism in children. In Study 1, a factor analysis on 370 children’s NPQC scores revealed four factors that were labeled superiority, exploitativeness, self‐absorption, and leadership. Study 2 established convergent and discriminant validities of the NPQC. NPQC scores were positively correlated with need for power/dominance, self‐esteem, aggression, and need for achievement, and unrelated to life satisfaction, as expected. Further support for the validity of the NPQC was obtained when findings were consistent with attachment theory’s interpretation of narcissistic children’s self‐perceptions. Study 3 investigated the temporal stability of scores. Results from Studies 1 and 3 show the NPQC to be an internally consistent measure (Cronbach alpha = .81) and to have adequate test–retest reliability (r = .81). Implications for the education of aggressive and narcissistic children are discussed.  相似文献   

6.
The relationship between the Early Screening Profiles (ESP; Harrison, 1990) and the Differential Ability Scales (DAS; Elliott, 1990a) was studied. The participants were 94 (57 males, 37 females) at‐risk preschoolers ranging in age from 3 years 6 months to 5 years 11 months (M= 4 years 7 months; SD= 6.3 months). The sample included 72 Caucasians, 21 African Americans, and one Hispanic. This study found that the DAS GCA (General Conceptual Ability) mean score was significantly lower than the ESP Total Screening mean score. However, a strong relationship (r= .78) was found between the ESP Total Screening and DAS GCA scores, indicating that the ESP is a good predictor of cognitive ability among at‐risk preschoolers. © 2000 John Wiley & Sons, Inc.  相似文献   

7.
The effects of instruction and achievement on science question level for high and low science topic interests were investigated. Eight seventh‐grade classes were randomly assigned to two treatments: instruction and no instruction on researchable questioning. Each student completed the Middle School Students' Science Topic Interest Rating Scale (test‐retest reliability, r = .84); selected two topics in which she or he was least interested and two topics in which she or he was most interested; wrote questions for each topic; and took the Stanford Achievement Tests in reading, mathematics, and science. The questions were rated using the four levels described by the Middle School Students' Science Question Rating Scale (interrater reliability, r = .96). The scores for each question were averaged for two raters, then summed for each interest level for each student. The data were analyzed for main and interaction effects using general linear modeling procedures. Question level was modeled with one within‐subjects factor (science topic interest) and four between‐subjects factors (instruction and three achievement scores). The results indicate that students who received instruction outperformed those students who were not instructed; and high achievers in mathematics, reading, or science outperformed low achievers. There were no interaction effects. © 2000 John Wiley & Sons, Inc. J Res Sci Teach 37: 210–224, 2000  相似文献   

8.
A cross section was used to enhance three‐dimensional knowledge of anatomy of the canine head. All veterinary students in two successive classes (n = 124) dissected the head; experimental groups also identified structures on a cross section of the head. A test assessing spatial knowledge of the head generated 10 dependent variables from two administrations. The test had content validity and statistically significant interrater and test–retest reliability. A live‐dog examination generated one additional dependent variable. Analysis of covariance controlling for performance on course examinations and quizzes revealed no treatment effect. Including spatial skill as a third covariate revealed a statistically significant effect of spatial skill on three dependent variables. Men initially had greater spatial skill than women, but spatial skills were equal after 8 months. A qualitative analysis showed the positive impact of this experience on participants. Suggestions for improvement and future research are discussed. © 2002 John Wiley & Sons, Inc. J Res Sci Teach 39: 10–34, 2002  相似文献   

9.
The test-retest reliability of the Bender was examined for a sample comprised of 84 reading disabled children. The time interval between the first and second administrations of the test ranged from 12 to 24 days. The total working time necessary to reproduce the designs was considered along with total Koppitz score and errors of distortion, rotation, integration, and perseveration. The reliability estimated (r = .83) was quite satisfactory, and the estimate for working time (r = .70) was large enough to indicate a relatively stable behavioral dimension. The estimates for errors of distortion (r = .62) and rotation (r = .56) were somewhat smaller. The estimates for integration (r = .33) and perseveration (r = .29) errors were significant but much smaller than those for other scores.  相似文献   

10.
Separation anxiety symptoms are very common in children. The present study aims to examine the psychometric properties and the factorial structure of the Portuguese version of the Separation Anxiety Scale for Children (SASC). The participants included 874 children, 52% male, aged between 8 and 11 years (M = 9.50; SD = 1.15). Factor analysis supported the three-factor model found in the original scale. The instrument demonstrated to have good reliability for the total score (α = .81) and for its three factors (Discomfort from separation, α = .80; Worry about separation, α = .72; Calm at separation, α = .59). The validity, examined via the correlation of the SASC with the separation anxiety subscale of the SCARED, was satisfactory (r = .49); the test–retest reliability for the total scale was good (r = .81). The SASC was shown to have good psychometric properties for its use with Portuguese children for clinical and research purposes.  相似文献   

11.
For a sample of 49 regular class children, test-retest stability was investigated for domains and subdomains of the AAMD Adaptive Behavior Scale, Public School Version. Satisfactory indices of reliability were obtained for all Part One domains except Vocational Activity (r=.43), and for all Part One subdomains except two, Care of Clothing and Dressing and Undressing. Part Two, however, evidenced good reliability coefficients for only three of the 11 domains studied. Moreover, there was a tendency for Part Two retest ratings to be lower (less deviant) than original ratings. These findings suggest that Part One scores are stable and therefore potentially useful, but Part Two domains may lack discriminative power and stability when used with regular class children.  相似文献   

12.
Robert Loo 《教育心理学》1997,17(1-2):95-100
Learning styles are purported to be relatively stable characteristics with some change or development expected. Some studies using Kolb's Learning Style Inventory (LSI) have reported significant positive test‐retest correlations of LSI scores or nonsignificant repeated‐measures ANOVAs and concluded that learning styles are stable. This study examined stability and change on Kolb's revised Learning Style Inventory (LSI‐1985) using 152 participants at two points in time separated by about 10 weeks. A variety of statistics were used to evaluate stability and change in LSI‐1985 scores for the four subscales and two dimensions and the four learning styles. The use of test‐retest correlations, differences between means and other methods emphasising group effects were criticised. It was recommended that researchers also analyse and report the stability and change of style categories directly, not just score changes. These comments are also applicable to other learning style measures such as the Learning Style Questionnaire.  相似文献   

13.
The purpose of this study was to examine the impact of a leadership training program on participants’ emotional intelligence scores. The target population for the study consisted of participants in leadership positions. Seventy‐one participants from over 30 countries took the pre‐test, and 45 subjects of the sample participated in the second training and took the post‐test. The findings of the study show that there was growth in mean scores a year after training and coaching had occurred.  相似文献   

14.
15.
The Wechsler Intelligence Scale for Children–Third Edition (WISC‐III) and the Stanford‐Binet Intelligence Scale–Fourth Edition (SB‐IV), were administered to 20 gifted children and 20 non‐gifted children to examine the extent of the difference in IQ scores obtained on the two tests and whether order effects were present. Results show that the SB‐IV Composite Score was significantly higher than the WISC‐III Full Scale IQ for both groups. However, for the gifted group, unlike the non‐gifted group, this difference achieved significance only when the SB‐IV was administered first. When either IQ test was administered to the gifted students for the first time, without the confound of a learning influence, there was no significant difference in mean scores. However, when both tests were administered, it was found that the SB‐IV influenced the WISC‐III Full Scale IQ in a downward direction whereas the WISC‐III influenced the SB‐IV Composite Score in an upward direction. © 2002 Wiley Periodicals, Inc.  相似文献   

16.
A short 12-item version of the Career Adapt-Abilities Scale–Short Form (CAAS-SF) was validated across three different age groups in the Turkish context. Scale scores demonstrated adequate to high internal consistency and 4-week test–retest reliability, good fit with the original four-factor model, factorial invariance across gender and age groups, strong convergence with the 24-item version, negative associations with trait anxiety and work stress, and positive associations with career decision self-efficacy. It was concluded that the Turkish version of the CAAS-SF appears to be a valid and reliable measure for assessing career adaptability and using it in career education and counseling process.  相似文献   

17.
This study evaluated the classification accuracy of a second grade oral reading fluency curriculum‐based measure (R‐CBM) in predicting third grade state test performance. It also compared the long‐term classification accuracy of local and publisher‐recommended R‐CBM cut scores. Participants were 266 students who were divided into a calibration sample (n = 170) and two cross‐validation samples (n = 46; n = 50), respectively. Using calibration sample data, local fall, winter, and spring R‐CBM cut scores for predicting students’ state test performance were developed using three methods: discriminant analysis (DA), logistic regression (LR), and receiver operating characteristic curve analysis (ROC). The classification accuracy of local and publisher‐recommended cut scores was evaluated across subsamples. Only DA and ROC produced cut scores that maintained adequate sensitivity (≥.70) across cohorts; however, LR and publisher‐recommended scores had higher levels of specificity and overall correct classification. Implications for developing local cut scores are discussed.  相似文献   

18.
19.
Research Findings: The present study evaluated the utility of the Strengths and Difficulties Questionnaire (SDQ) as a teacher-report measure of internalizing and externalizing problems in preschool-age children. Participants included preschoolers drawn from Germany and the United States, with the American sample composed of both English-speaking and Spanish-speaking children. In some respects the SDQ demonstrated adequate reliability and validity across these 3 culturally and linguistically divergent samples, but some problems were noted with the internal consistency of the subscales and the clinical cutoff scores. Practice or Policy: The findings generally support the potential usefulness of the SDQ as a psychopathology screening instrument within culturally and linguistically diverse preschool settings. However, normative studies need to be conducted with preschool samples so that the SDQ cutoff scores used to identify clinically significant emotional and behavioral problems can be appropriately adjusted for age, gender, and culture.  相似文献   

20.
The aim of the present study was to develop and provide psychometric evidence in support of the groupwork skills questionnaire (GSQ) for measuring task and interpersonal groupwork skills. A 46-item version of the GSQ was initially completed by 672 university students. The number of items was reduced to 15 following exploratory factor analyses, and a two-factor model consisting of task and interpersonal groupwork skills was revealed. Confirmatory factor analyses with model re-specification on new data (n = 275 students) established that the best fitting model consisted of 10 items and the same two factors (task and interpersonal). Concurrent validity of the GSQ was then determined with 145 participants by demonstrating significant relationships (p < 0.05) with attitudes towards groupwork and groupwork self-efficacy. Test–retest reliability was examined over a one-week interval. Overall, the GSQ demonstrates good validity and reliability, and has potential for both research and pedagogical application.  相似文献   

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