Parallel analysis has been considered one of the most accurate methods for determining the number of factors in factor analysis. One major advantage of parallel analysis over traditional factor retention methods (e.g., Kaiser's rule) is that it addresses the sampling variability of eigenvalues obtained from the identity matrix, representing the…

This study examined the psychometric properties of the Career Adapt-Abilities Scale in a Lebanese sample. The study includes 236 Lebanese citizens (54.2% women; M[subscript age] = 30.14). Confirmatory factor analyses indicated that a hierarchical model yielded a good fit, with the CAAS measuring four distinct dimensions that can be combined in a…

Data collected from 97 educators provide preliminary support for the psychometric integrity of an experimental self-report instrument designed to operationalize emotional intelligence (EI) specifically for educators, the Scale of Emotional Functioning: Educators, or SEF:ED. Data analyses relied in part on results from an exploratory factor…

The process of decision-making is a multifaceted cognitive endeavor encompassing various cognitive, emotional, psychological, and social processes. It empowers individuals to select from a range of alternatives. Its significance spans across age groups, impacting both adults and children, and the relevance of which goes beyond aiding learners in…

The aim of this study was to adapt the Tuckman Procrastination Scale for use with Azerbaijani adolescents and explore the relationships between procrastination, academic motivation and self-efficacy. Data were obtained from 718 adolescents in Azerbaijan whose ages ranged from 10 to 18 years (M = 13.61, SD = 1.86) through convenience sampling. As…

In the study conducted for psychometric analysis of kindness scales, teachers working in the central districts of Van, Ipekyolu, Tusba and Edremit constituted the universe of the study. The study group of the research consisted of 395 teachers, who were chosen by random sampling method from the universe of this study and who participated in the…

The term "nei juan" (in English "involution") has become a buzzword in recent Chinese tertiary educational contexts, denoting the intense competition and anxiety among Chinese college students. This project aims to develop a reliable and valid scale measuring Chinese college students' competitive psychology, that is, an…

This study validated measures for elementary preservice teachers' technological, pedagogical, and content knowledge (TPACK) for elementary mathematics and evaluated the extent to which technology knowledge, pedagogy knowledge, and content knowledge were related to the formation of TPACK. The study was guided by the TPACK framework and adopted a…

This study aimed to introduce an ego-resiliency questionnaire for preadolescents (the ER-P) by restructuring the ER89 using the data of 1398 preadolescents from the Panel Study on Korean Children. The ER-P was proposed as a 10-item second-order instrument with two factors (Optimal Regulation and Openness to Life Experiences). The ER-P achieved…

The current study examined the psychometric properties and correlates of three measures assessing individual differences in mattering among people from Palestine assessed in January, 2024. This study uniquely considers mattering as a resource and feelings of not mattering as a risk factor among people experiencing traumatizing life circumstances.…

Assessing the measurement model (MM) of self-report scales is crucial to obtain valid measurements of individuals' latent psychological constructs. This entails evaluating the number of measured constructs and determining which construct is measured by which item. Exploratory factor analysis (EFA) is the most-used method to evaluate these…

The purpose of this study was to examine the psychometric properties of the Precalculus Concept Assessment (PCA), a 25-item multiple-choice instrument designed to assess student reasoning abilities and understanding of foundational calculus concepts (Carlson et al., 2010). When this study was conducted, the extant research on the PCA and the PCA…

The Big Three Perfectionism Scale (BTPS) was created to integrate different aspects of perfectionism, including the newly conceptualized concept of narcissistic perfectionism. The goal of our two studies (N = 1341) was to examine the psychometric properties of the Polish adaptation of the BTPS, supporting the validity and portability of the…

This study sought to develop the College Mental Health Scale (CMHS) as a screening instrument among Iranian college students. In total, the nationally representative sample (N = 74,571) was selected to match the Iranian college student population throughout the country. In the first study, a conceptual framework was developed and a pool of items…

Purpose: This study explores the psychometric properties of the Persian version of the Child and Youth Resilience Measure--Revised (CYRM-R) in adolescent population. Method: A sample of 323 Iranian adolescents (12-18 years old) completed the CYRM-R, Resilient Scale (RS), Beck Depression Inventory (BDI-II), and Mental Health Continuum Short Form…