The appropriate selection of standardized tests is integral to establishing an accurate early diagnosis and providing timely treatment to optimize language outcomes in young children. However, clinicians sometimes utilize tests that are not validated for this specific purpose. This applied dissertation was designed to investigate the validity of…

The Woodcock-Johnson IV Tests of Cognitive Abilities (WJ IV COG) is a comprehensive assessment battery designed to assess broad and narrow cognitive abilities, as defined by the Cattell-Horn-Carroll (CHC) theory of intelligence. Previous studies examined the invariance of the WJ assessments across sex and age groups using factor analytic methods.…

International research shows that primary school teachers don't have the necessary level of self-efficacy to provide high quality science learning and teaching opportunities to their students. The aim of the present study is to validate the Science Teaching Efficacy Belief Instrument (STEBI-B) and to investigate the self-efficacy beliefs of 408…

This systematic review explores psychometric properties of the Substance Abuse Subtle Screening Inventory adult version (SASSI-3), the most commonly used instrument by counselors for assessment and diagnosis of alcohol and substance use.

When cognitive and educational tests are administered under time limits, tests may become speeded and this may affect the reliability and validity of the resulting test scores. Prior research has shown that time limits may create or enlarge gender gaps in cognitive and academic testing. On average, women complete fewer items than men when a test…

The purpose of this study was to design and validate a complex gait test (CGT) in preschool children and to examine the relationship between CGT performance and age, sex, and cognitive functioning. A total of 1,040 preschool children, aged 3 to 6 years, participated in this study. In all children, standardized dynamic balance test, and several…

Mathematics self-efficacy is considered an important variable in mathematics education because of its links to mathematics achievement. This paper reports on the development of the "Self-efficacy-effort in Mathematics Scale" (SEEMS), an instrument that has strong theoretical and psychometric properties. Based on a sample of n = 224…

This study translates and validates the empathy scale of the How I Feel in Different Situations Questionnaire. Out of 1010 Korean (n = 558) and Chinese (n = 452) middle school students, 342 (Korean = 191 and Chinese = 151) and 668 students (Korean = 367 and Chinese = 301) participated in Studies 1 and 2, respectively. The exploratory factor…

Attitudes towards learning chemistry have been little studied in secondary school students, especially regarding dimensions related to problem solving, the molecular atomic perspective of chemistry, and real-world connection of chemistry. In the present study, we first aimed to design and assess the psychometric properties of the attitude to…

Background: Because of coronavirus disease 2019 (COVID-19) in Italy, control measures were adopted, such as closure of schools, universities, workplaces, and subsequently lockdown, so everyone's life changed. This is associated with psychological disorders in general public and in particular on students. Objective: To evaluate validity and…

Purpose: Clinically accessible and concise measures of acute stress in adults with aphasia are lacking. The current article evaluated some psychometric features of a single-item self-report measure of acute stress in adults with aphasia, the Simple Aphasia Stress Scale. Method: Three archival data sets utilizing varying iterations of a stress…

Student evaluation apprehension as one of the detrimental factors in an English as a foreign language (EFL) context, reduces and gradually diminishes student participation in classroom activities, since learners are mostly concerned with how others (teacher and classmates) evaluate/judge their performance. Due to the fact that the studies…

An essential aspect of higher education institutions' academic curricula for engineering courses is the students' industrial internship programs. In the literature, it is well accepted that such programs provide valuable learning outcomes and increase the graduates' employment prospects. Thus, it is paramount to evaluate the internship programs'…

Validated screening and diagnostic tools for autism spectrum disorder for use in Arabic-speaking individuals are scarce. This study validated the Arabic version of the Social Communication Questionnaire. The total study sample included 206 children with autism spectrum disorder and 206 typically developing children (73.8% male; mean age: 8.5…

Attitudes, values and concerns are frequently measured to monitor individual preferences of adolescents. As there is still some discussion about how to monitor those variables with respect to empirical instruments, directions of items or length of instruments, we applied two established scales (2 Major Environmental Value Model [2-MEV] and…