The traditional approach to estimating the consistency of school effects across subject areas and the stability of school effects across time is to fit separate value-added multilevel models to each subject or cohort and to correlate the resulting empirical Bayes predictions. We show that this gives biased correlations and these biases cannot be…

In the literature on motivational goals, there has been an increase on the interest of a concept of the 2 × 2 achievement goal framework. However, evidences supporting the reliability and validity of this framework are still needed. The study reported in this paper was to validate the Thai version of the 2 × 2 achievement goal orientation scale by…

The purpose of this study was to investigate the effect of a leader's social intelligence (SI) on an employee's perception of interpersonal justice by considering the mediating role of shared leadership. Conceptual model and research hypotheses have been developed by the Marlowe's SI model (1986), and the theory of shared leadership and…

In the information technology advance era with constantly expanded knowledge and the requirements of the general public for school education, a lot of different education ideas are introduced in the education reforms, such as school-based characteristic curriculum, teachers' professional development, professional learning community, learning…

Problem Statement: Principals are known as important actors in effective schools. So it is important to know which variables influence principals' success. One of these predictors can be self-efficacy. However, there is very few research about principals' sense of efficacy. Purpose of the Study: The purpose of this research was to test the…

This study assessed a newly developed Sexual Communication Self-Efficacy Scale designed to measure the sexual communication self-efficacy of adolescent men and women. Three-hundred and seventy-four U.K. adolescents completed this new scale, along with several other validity measures. Factor analysis revealed that the Sexual Communication…

The aim of this study is to examine validity and reliability of Community of Inquiry Scale commonly used in online learning by the means of Item Response Theory. For this purpose, Community of Inquiry Scale version 14 is applied on 1,499 students of a distance education center's online learning programs at a Turkish state university via internet.…

This study reports development of a reliable and valid instrument for assessing the commitment to democratic values among secondary school students in Kerala from 57 likert type statements originally developed in 2007 by Gafoor and Thushara to assess commitment to nine values avowed in the Indian Constitution. Nine separate maximum likelihood…

The problem of factor score indeterminacy implies that the factor and the error scores cannot be completely disentangled in the factor model. It is therefore proposed to compute Harman's factor score predictor that contains an additive combination of factor and error variance. This additive combination is discussed in the framework of classical…

Objective: This article presents a validation study to examine the factor structure of an instrument designed to measure professional suitability for social work practice. Method: Data were collected from registered social workers in a provincial mailed survey. The response rate was 23.2%. After eliminating five cases with multivariate outliers,…

The purpose of this research is to examine the effect of the level of trust of primary school teachers towards their organization in relation to their perceptions of the school having a culture of teacher leadership. Participants of the study consisted of 378 teachers working in Burdur public primary schools. The data collection tool used two…

Through the rapid expansion of information technologies, Learning Management Systems have become one of the most important innovations for delivering education. However, successful implementation and management of these systems are primarily based on the instructors' adoption. In this context, this study aims to understand behavioral intentions…