Although symptoms of autism are present early in life and early diagnosis can lead to better outcomes, there is a dearth of validated caregiver-report interviews designed for children under the age of 3 years. We developed the Toddler Autism Symptom Inventory, a semi-structured interview designed to assess the presence and absence of skills and…

This article introduces the development and implementation of the Psychological Maltreatment Inventory (PMI) assessment with child respondents receiving services because of an open child abuse and/or neglect case in the Midwest (N = 166). Sixteen items were selected based on the literature, subject matter expert refinement, and readability…

To examine the factor structure of autism spectrum disorder (ASD) and the psychometric properties of the German Symptom Checklist for Autism Spectrum Disorders (SCL-ASD). Data were collected from 312 clinical referrals with suspected ASD (2-18 years). Confirmatory factor analyses and analyses of reliability, convergent and divergent validity were…

Contribution: This article details a systematic study to investigate knowledge that graduate students have about reliability and safety engineering (RSE), comparing it with industry expectations. Background: Reliability and safety have always been the main focus while developing safety-critical systems (SCS). An interview study was conducted with…

Numerous studies have been conducted using the Survey of Attitudes Toward Statistics-36 (SATS-36). Recently, large-scale assessment studies have begun to examine the extent to which students vary in their statistics attitudes across instructors. Yet, empirical evidence linking student responses to the SATS items to instructor-level constructs is…

The objective of this paper is to present the conception and validation of the Quality of Educators' Observation and Planning Practices Scale (QEOPPS). The instrument assesses the quality of early childhood educators' observation practices (observing children, collecting information, using the collected information, paying attention to each child)…

The People with Disability's Perception of Family Support Scale was developed in the Chinese language to enable career counsellors, educators, researchers, and policymakers to assess the perceptions of people with a disability regarding their family support for developing vocational rehabilitation services. This study analysed 515 valid…

This study aims to develop a valid and reliable scale that shows the secondary school mathematics teachers' evaluations of mathematics homework. A literature review was conducted, and a pool of 41 articles have been prepared for this purpose. Five expert academicians in the field of mathematics education were consulted for the content, construct,…

The first batch of graduates in the country under the K-12 curriculum graduated in 2018. Thus, a call for an evaluation of students' acquired competency is essential. That's why, there is a need for the construction of assessment tools. In this study, a valid, reliable, and item quality achievement test in General Mathematics was developed. Eight…

In this research, we developed and validate an instrument for assessing high-school students' perceptions of socio-scientific issues (SSI)-based learning in biology. The development of the instrument was carried out using the following four steps: item formulation, content validation, construct validation and reliability calculation. According to…

The purpose of this study was to evaluate a course-based undergraduate research experience (CURE) in a required music psychology course and to measure student outcomes and conduct reliability estimation for the Research Skill Development Questionnaire (RSDQ) and Undergraduate Research Student Self-Assessment (URSSA). Student researchers (N = 33)…

The aim of this study is to develop a valid and reliable measurement tool that can be used in the evaluation of distance education activities for secondary and high school students during the COVID-19 pandemic. Using a four-stage approach, the Distance Education Opinion Scale (DEOS) was developed and field-tested with a total of 1,514 students. As…

The aim of the study was to developed a scale assessing teachers' perceptions of collective efficacy in schools. The participants were composed of 808 teachers in five different public schools affiliated with Ministry of National Education, Turkey. Construct validity was determined using an exploratory factor analysis (EFA) and confirmatory factor…

The study aimed to develop a measure that enables gifted children to be picked out in early childhood through the nomination of teachers. In order to collect the data, a conceptual framework based on Gardner's theory of multiple intelligences was set to identify gifted children. Once the conceptual framework was created, a 64-item framework…

The purpose of the current study is to determine whether the Achievement Emotions Questionnaire for Teachers (AEQT) is a psychometrically sound instrument to measure prospective teachers' teaching-related emotions. The three-factor model of the AEQT was confirmed in a prospective teacher sample. Also, reliability results showed that the AEQT is a…