Background: During the 20th century the alpha coefficient (α) was widely used in the
estimation of the internal consistency reliability of test scores. After misuses were identified …

For attaining success in writing, motivation is essential. Crucially, instruction is dependent on
knowing the student's capabilities and inner drives. To date, research on writing has yet to …

Background: To improve the quality of test translation and adaptation, and hence the
comparability of scores across cultures, the International Test Commission (ITC) proposed a …

Abstract Resumen Background: The use of positively worded items and reversed forms aims
to reduce response bias and is a commonly used practice nowadays. The main goal of this …

Clinical observations suggest that during times of COVID-19 pandemic lockdown university
students exhibit stress-related responses to fear of contagion and to limitations of personal …

The measurement of job satisfaction as a central dimension for workplace health and well-
being is crucial to set suitable health-and performance-enhancing management decisions …

The objectives of this chapter are to provide an overview of standards and guidelines for
validation practices in developing and evaluating measurement instruments, as well as to …

Although there are numerous quality of life instruments in the, field of intellectual disability,
most of them are addressed to those, people with the highest levels of functioning, while …

Para usar adecuadamente los tests, es necesario que los profesionales cuenten con
información rigurosa de su calidad. Es por ello que, desde hace unos años, se viene …

Introducción. Uno de los factores más determinantes del rendimiento laboral es el grado de
compromiso de las personas con las actividades que realizan. El objetivo de esta …