We study the external validity of instrumental variable estimation. The key assumption we impose for external validity is conditional external unconfoundedness among compliers, which means that the treatment effect and target selection are independent among compliers conditional on covariates. We study this assumption with a case study about the…

Background/purpose: The application of learning models is expected to significantly promote the enhancement of students' problem-solving abilities through the development of interactive learning models. This study aims to (1) determine whether the Development of the Component Display Theory (CDT) Model is categorized as valid, practical, and…

Although ethical sensitivity is a well-defined concept, few scales specifically assess the ethical sensitivity of students in higher education referring to academic honor codes. We conducted the current study to develop and validate a scale that measures the Ethical Sensitivity Scale in Academic Activities (ESS). Scale development followed a…

A successful teaching-learning process depends heavily on teaching. Wherein the teaching process greatly benefits from the involvement of prospective teachers. They need to approach the teaching with a positive attitude for the teaching-learning process to be effective. Therefore, a reliable instrument is required for assessing the prospective…

Teacher workload leading to burnout is a significant problem facing many teachers today. The "Visual Impairment Scale of Staffing Pattern Analysis (VISSPA)" was designed to address the workload of vision professionals, teachers of students with visual impairments, and orientation and mobility specialists who work itinerantly with…

The rapid shift to online learning during the COVID-19 pandemic highlighted the need to equip future educators with essential skills for an online learning environment. This study aims to address this gap by developing and validating a scale to measure pre-service teacher competency in an online learning context using the scenario method. After a…

Autism Spectrum Disorder (ASD) must be present early in development, but may not fully manifest until social demands exceed capacities. In the absence of adequate biological or brain imaging markers to detect and diagnose autism, diagnosis relies on clinical judgment based on observation of symptoms. Many tools have been developed in…

Child self-regulation has been considered a valuable skill that shapes a child's future life trajectory. Parents have crucial roles in its development, making parenting interventions a strategic means to promote child self-regulation. Nonetheless, there are no available measures of child self-regulation suitable for assessing outcomes in…

No accessible French scale measures general motivation in post-secondary education while distinguishing various determinants of motivation to target students' perception of their learning experience. Given the many measures to support student retention implemented in post-secondary educational establishments, such an assessment instrument seems…

There has been growing interest in incorporating point-of-care ultrasound (POCUS) into the curriculum of medical schools. In this study, we describe a condensed version of the 4-view cardiac assessment and assess its reliability and validity in pre-clerkship medical students at Boston University Aram V. Chobanian & Edward Avedisian School of…

The aim of this study is to develop a valid and reliable scale that can be used to assess teachers' digital competencies. The research employed a survey design, one of the quantitative research methods. The sample of the study consisted of 463 teachers from various disciplines working in Kayseri during the 2023-2024 academic year. Initially, a…

This study aims to develop a financial literacy scale that can be used to assess the level of financial literacy among university students and the relevant age group. This study employs quantitative research methods and is a scale development study. The study group consists of 580 students enrolled at a state university during the 2023-2024…

Background/purpose: Critical thinking (CT) is fundamental in science education, but instruments to measure CT in specific domains, such as physics, are still limited. The present study aims to develop and validate the Critical Thinking Test in Temperature and Heat (CTTH), an instrument designed to measure critical thinking skills in the topic of…

This paper examines Grade 10 students' conceptions of proof in a secondary school in Singapore. Using a purposive survey of 9 mathematical items, proofs by 8 students for two items, one on Number and Algebra and another on Geometry and Trigonometry, were coded using Harel's proof schemes. The findings show that the students' proofs for the two…

The validity and reliability of parental questionnaires for evaluating children's hearing in real-world listening environments have been reported in previous studies, but very little research on teacher-reported questionnaires on young children has been reported. Purpose: The present study aimed to examine the validity and reliability of the Malay…