High-stakes testing is used for the purposes of providing results that have important consequences. Validity is the cornerstone upon which all measurement systems are built. This study applied the Item Response Theory principles to analyse Northwest University Kano Post-UTME Economics test items. The developed fifty (50) economics test items was…

The purpose of this study was to establish the psychometric properties of the Attitudes Toward Research scale (ATR), including the validity of the scale through confirmatory factor analysis. After slightly altering the scale by deleting 19 items, and by narrowing down the subscales to four, the fit of the model was established. The revised version…

We report findings of two exploratory validation studies of a revised instrument: the "Student Risk Screening Scale for Early Childhood" version (SRSS-EC). The SRSS-EC was modified to reflect characteristics of externalizing and internalizing behaviors manifested by preschool-age children. In Study 1, we explored the reliability of…

This study aimed to develop and validate the Attitude Toward Calculus Inventory (ATCI). Results from three studies are reported that establish the reliability and validity of this instrument. An examination of the factor structure confirms that student attitudes can be explained in terms of four factors: self-confidence, value, enjoyment, and…

"Scientific argumentation," defined as the ability to develop and analyze scientific claims, support claims with evidence from investigations of the natural world, and explain and evaluate the reasoning that connects the evidence to the claim, is a critical component of current science standards and is consistent with "Common Core…

The main developmental task is identity development in adolescence period. Marcia defined four identity statuses based on exploration and commitment process: Achievement, moratorium, foreclosure and diffusion. Certain scales were developed to measure identity development. Another questionnaire that evaluates both four identity statuses and the…

Test-retest data on Super's Work Values Inventory-Revised for a group of predominantly White ("N" = 995) women (mean age = 23.5 years, SD = 8.07) and men (mean age = 21.5 years, SD = 5.80) showed stability in mean-level scores over a period of 1 year for the sample as a whole. However, low raw score and rank order stability coefficients…

Advances in technology have increased the likelihood that engineers will have to work in a global, culturally diverse setting. Many schools of engineering are currently revising their curricula to help students to develop cultural competence. However, our ability to measure cultural dispositions can be a challenge. The purpose of this project was…

The aim of this study is to develop an attitude scale towards using instructional technologies (USIT) for pre-service teachers. The research was carried out with 1235 pre-service teachers that 567(45.9%) were freshman; 401 (32.5%) were sophomore; 151 (12.2%) were junior and 116 (9.4%) were senior students at different universities in Turkey. The…

Replications and robustness checks are key elements of the scientific method and a staple in many disciplines. However, leading journals in developmental psychology rarely include explicit replications of prior research conducted by different investigators, and few require authors to establish in their articles or online appendices that their key…

In this study, the authors have aimed to adapt the Friendship Qualities Scale (FQS) in order to determine friendship relation levels among adolescents. A total of 603 high school students from Ankara Turkey, were selected using convenient sampling to participate in this study. During the course of this study, the FQS was first translated into…

Background: Many tools have been developed to measure the ability of workers to innovate. However, all of them are based on self-reporting questionnaires, which raises questions about their validity Purpose: The aim was to develop and validate a tool, called Ideas Generation Implementation (IGI), to objectively measure the style and potential of…

In this study, we sought to confirm the theoretical framework underlying an Online Graduate Mentoring Scale by establishing the scale's factorial validity and reliability. Analysis of data received from doctoral students and alumni/ae of the College of Education of one large, online, accredited university reduced the initial theoretical…

In this study, the authors evaluated the strengths and limitations of a self-assessment based on ACTFL Can-Do statements ("ACTFL," 2013]) as a tool for measuring linguistic gains over an internship abroad in Russia. They assessed its reliability, determined how its items mapped with the ACTFL scale, and measured the degree to which…

Quality Rating Improvement Systems (QRIS) frequently include the Infant-Toddler Environment Rating Scale-Revised (ITERS-R) as part of rating and improving child care quality. However, studies utilizing the ITERS-R consistently report low quality, especially for basic caregiving items. This research examined whether the low scores reflected the…