This study aims to determine prospective science student teachers' alternative conceptions of the chemical equilibrium concept. A 13-item pencil and paper, two-tier multiple choice diagnostic instrument, the Test to Identify Students' Alternative Conceptions (TISAC), was developed and administered to 90 second-semester science student teachers…

The authors describe the development and validation of the Avoidance and Fusion Questionnaire for Youth (AFQ-Y), a child-report measure of psychological inflexibility engendered by high levels of cognitive fusion and experiential avoidance. Consistent with the theory underlying acceptance and commitment therapy (ACT), items converged into a…

This article shows that measurement invariance (defined in terms of an invariant measurement model in different groups) is generally inconsistent with selection invariance (defined in terms of equal sensitivity and specificity across groups). In particular, when a unidimensional measurement instrument is used and group differences are present in…

This article describes a series of studies involving 2,730 participants on the development and validity testing of the Severity Indices of Personality Problems (SIPP), a self-report questionnaire covering important core components of (mal)adaptive personality functioning. Results show that the 16 facets constituted homogeneous item clusters (i.e.,…

The purpose of this article is to discuss some concerns with the Game Performance Assessment Instrument (GPAI). This review of the GPAI includes five perceived problems with the GPAI scoring and coding system: (1) calculation of individual and overall game performance indices, (2) use of game involvement versus game performance index to analyze…

The purpose of this study was to assess validity and reliability of the TGMD-2 on Flemish children with intellectual disability. The total sample consisted of 99 children aged 7-10 years of which 67 were boys and 32 were girls. A factor analysis supported a two factor model of the TGMD-2. A low significant age effect was also found for the object…

The Career Transition Inventory (CTI) is a well-known measure for assessing perceptions of psychological resources when adults undergo a career change. The purpose of this study was to conduct a psychometric evaluation of a French version of the CTI (CTI-F). A total of 1,042 French volunteer participants completed the CTI-F. The procedure used…

The purpose of this study was to report the psychometric properties of the revised Attitudes and Beliefs of Classroom Control Inventory (ABCC-R). Data were collected from 489 participants via the ABCC-R, Teacher Efficacy Scale, Problems in School Questionnaire, and a demographic questionnaire. Results were in keeping with the construct. The…

This study aimed to provide further evidence of validity and reliability for the Physical Education Teacher Attitudes toward Fitness Tests Scale (PETAFTS), which consisted of affective and cognitive domains. There were two subdomains in the affective domain (i.e., enjoyment of implementing fitness tests and enjoyment of using test results) and one…

The factor structure of the Dutch translation of the Autism-Spectrum Quotient (AQ; a continuous, quantitative measure of autistic traits) was evaluated with confirmatory factor analyses in a large general population and student sample. The criterion validity of the AQ was examined in three matched patient groups (autism spectrum conditions (ASC),…

This study aimed at developing an Urdu version of the Beck Scale for Suicide Ideation (BSI) for use with Pakistani adolescents and young adults. For this purpose, the English BSI was translated into Urdu and tested for psychometric properties. The analyses were carried out with data from a sample of 904 adolescents and young adults from eight…

The Brief Academic Competence Evaluation Screening System (BACESS) is a multiphase universal screening measure designed to assist educators in the identification of students who are likely to experience learning difficulties in elementary school. This study evaluated the reliability and validity of the measure for this purpose. The BACESS was used…

This study investigated the psychometric properties of a group-administered early literacy measure, the Mountain Shadows Phonemic Awareness Scale (MS-PAS), using a kindergarten sample (N = 213). The MS-PAS was compared to the "Test of Phonological Awareness-Second Edition: Plus" (TOPA-2+). Results indicated excellent internal consistency…

The Wide Range Achievement Test-Fourth Edition (WRAT4) is designed to provide "a quick, simple, psychometrically sound assessment of academic skills". The test was first published in 1946 by Joseph F. Jastak, with the purpose of augmenting the cognitive performance measures of the Wechsler-Bellevue Scales, developed by David Wechsler.…

Background: Adults with intellectual or developmental disabilities need dietary monitoring but are not likely to be able to provide accurate dietary intake data via traditional methods. Pilot study efforts to meet their support needs with a novel and practical approach to dietary intake data collection are described in this brief report. Materials…