In this paper, I discuss various examples arising from different areas in psychometrics. I will show that they have a common background and can be solved using a constrained quadratic optimisation algorithm developed by Albers et al. (2008a,b).

conclusions although the cmr was originally designed for use in tc treatment, this study suggests that it is also applicable, with some modifications, in short-term residential camps. also, it is concluded that the persian translation of the cmr can be applied for studies among persian addicts. background treatment motivation has always been an important issue in substance abuse treatment. in r...

objective: the main aim of the current survey was to evaluate a hypothesized model on subjective quality of life (sqol), and to survey the role of scale anchoring on satisfaction and dissatisfaction ratings. method: the sample consisted of 456 volunteering students who were randomly assigned in to two different conditions, and rated their current overall life (dis)satisfaction and their (dis)sa...

Psychometrics has always been confronted with fundamental criticism, highlighting serious insufficiencies and fallacies. Many fallacies persist, however, because each critic explores only some while still building on others. This article scrutinizes the epistemological, metatheoretical, methodological foundations of psychometrics, revealing a complex network numerous conceptual underlying its f...

Abstract Objectives: to carry out the cross-cultural adaptation of The Postpartum Childcare Stress Checklist scale be used in Brazil. Methods: process followed internationally defined guidelines: double translation, synthesis and back-translation, analysis by a committee experts, proposal for pre-final pre-test version, psychometrics properties generation final version. reliability validity ver...

Background: Since studies have demonstrated that morbid obesity can exponentially impair quality of life, the measurement of quality of life is paramount to monitoring the effects of treatment and influences the development of clinical pathways, service provision, healthcare expenditures, and public health policy. Accordingly, clinicians, researchers, and policy makers must rely on valid instru...

The debate about whether, and in what sense, there is ‘spiritual intelligence’ remains unresolved. We suggest it will be helpful to make a distinction between strong weak versions of the claim. version proposes that separate distinct spiritual intelligence meets criteria set out by Howard Gardner his ‘multiple intelligences’ framework. This involves evidence from neuroscience, evolutionary psyc...