This paper presents the results of a confirmatory factor analysis on two self-efficacy scales designed to probe the self-efficacy of college-level introductory astronomy (Astro-101) students (n ¼ 15181) from 22 institutions across the United States of America and Canada. The students undertook a course based on similar curriculum materials, which…

The purpose of this study was to establish construct validity of a college and career readiness measure using a sample of youth with (n = 356) and without (n = 1,599) disabilities from five high schools across three U.S. states. We established content validity through expert item review, structural validity through initial field-testing, and…

Purpose: This study aims to address the reliability and validity of the shortened versions of the Arabic dimensions of the learning organization questionnaire (DLOQ) to provide evidence on the learning organization (LO) concept in Lebanon and to draw attention to the applicability of the LO concept to facilitate the development and…

This article considers the implementation of Emojis as responses within survey research, measuring attitudes towards mathematics in children aged eight and nine years old. Participants answered two multi-item scales. The first required them to provide an Emoji to provide their responses to statements, whilst the second additionally required them…

The current study serves two basic purposes: (1) to develop and validate a scale designed to examine students' mobile learning acceptance behavior in mathematics, and (2) to examine factors that influence their intentions to use mobile learning in their future. The Unified Theory of Acceptance and Use of Technology (UTAUT) was the theoretical…

Kaufman Domains of Creativity Scale (K-DOCS) is a self-report of creative behavior in five distinct domains. The present study aims to translate K-DOCS into Russian and evaluate its psychometric properties. The psychometric analysis was performed on a sample of adults recruited through Yandex Toloka (N = 1011; M[subscript age] = 35.94,…

Introduction: The aim of this study is to validate a Spanish version of the Impact of Event Scale on People with ID (IES-ID). Methods: IES-ID was administered to adults with ID (n = 120), analyzing internal consistency, inter-rater and test-retest reliability, criterion validity, construct validity and feasibility. Results: Good internal…

The Autism Classification System of Functioning: Social Communication (ACSF) describes social communication functioning levels. First developed for preschoolers with ASD, this study tests an expanded age range (2-to-18 years). The ACFS rates the child's typical and best (i.e., capacity) performance. Qualitative methods tested parent and clinician…

With increased emphasis on diversity, equity, and inclusion in teacher preparation, there is a need for efficient instruments to support survey research of teachers' equity-oriented preparation. This article describes the development and initial validation of the Teacher Preparation for Equity Scale, a broad measure of teacher perceptions…

Recent publications emphasize the need to take greater account of differences in teaching quality between subjects. The empirical analysis of this topic requires a comparison of teaching quality in different subjects to distinguish generic aspects of teaching quality from subject-specific ones. In this paper, we compare teaching quality in…

Given much importance associated with willingness to communicate (WTC) in foreign language learning, many researchers have carried out studies to explore antecedents of second language (L2) WTC. To contribute to this research domain, this study sought to test a model of ideal L2 self, growth language mindset, boredom and WTC among English major…

This work reports a preliminary validation of the Peer Conflict Scale (PCS) for Portuguese young adults (ages 18-30 years). This instrument assesses aggression considering two of its forms (overt and relational aggression) and its two functions (reactive and proactive aggression). The initially proposed 4-factor model provided the best fit for our…

Purpose: This article describes the development and initial validation of the Speech-Language Pathologist (SLP) Involvement in Multi-Tiered System of Supports (MTSS) Questionnaire. It was developed to measure the extent to which SLPs are involved in MTSS at their school site(s). Method: A total of 567 SLPs practicing in the United States responded…

Sustainable lecturer performance mapping needed a valid evaluation model. The absence of such a model brings about lecturer performance evaluation which was neither systematic nor sustainable. The study aimed to develop a valid and reliable model of lecturer performance evaluation. This research was a development research model. The model…

Students who are self-regulated leaners have been reported to perform more successfully in higher education institutions (HEIs). Therefore, instruments that can monitor students' motivation and learning have been devised and implemented. The aims of this work were to investigate the dimensionality of the motivated strategies for learning…