نتایج جستجو برای: respectively using exploratory factor analysis

تعداد نتایج: 6186818  

2017
Kevin A. Yoder Les B. Whitbeck Dan R. Hoyt

This study used data from a sample of 444 homeless adolescents to determine whether thoughts of death and suicide form one construct (unidimensionality) or two distinct but correlated constructs (multi-dimensionality). Thoughts of death and suicide were common in the sample; over two-thirds of the adolescents positively endorsed at least one of the eight death-or suicide-related items. Evidence...

2012
Luz Patricia Díaz Heredia Alba Idaly Muñoz Sánchez Divane de Vargas

The aim of this methodological study was to translate, culturally adapt and assess the internal consistency and validity of the Spanish version of the “Spirituality Questionnaire”. The sample comprised 204 young people between 18 and 25 years of age from two universities in Bogotá. Cronbach’s Alpha was used for reliability, while groups of experts and young people were used for construct validi...

Journal: :J. Comp. Assisted Learning 2007
Jo Tondeur Johan van Braak Martin Valcke

In the present study, we reject the view that computer use can be studied as an isolated variable in a learning environment. Our main objective is to develop an instrumental tool to measure different types of educational computer use in the classroom. This builds on a comprehensive review of the literature about computer use in education. This review helped to construct a questionnaire to ident...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

2016
Jeffrey A. Hall

This multi-study investigation identified and confirmed the factor structure of ideal friendship standards. Study 1 (N = 307) conducted an exploratory factor analysis on 30 existing subscales of friendship expectations. Study 2 (N = 401) reduced 181 items from past subscales and singleitem measures of friendship expectations to 51 items measuring six factors. Study 3 (N = 668) used an internati...

2014
Mehmet Ali Yildiz Baki Duy

Adaptation of the short-form of the UCLA Loneliness Scale (ULS-8) to Turkish for the Adolescents Objective: The purpose of this study is to adapt short form of the UCLA Loneliness Scale (ULS-8) to Turkish and investigate the validity and reliability of the scale for Turkish adolescents. Method: The participants in this study were 293 high school students aged between 14 and 19. Among the partic...

2000
Pere J. Ferrando Urbano Lorenzo-Seva

When multidimensional tests are analyzed, the item structures that are obtained by Exploratory Factor Analysis are usually rejected when tested by Confirmatory Factor Analysis. This paper analyzes some of the aspects of the problem by means of simulation studies, and proposes a procedure that may be useful for dealing with the problem. The procedure is illustrated by means of an empirical example.

2017

This paper reports the development and validation of a short Use of Creative Cognition Scale in studying (UCCS) that was inspired by the Cognitive Processes Associated with Creativity (CPAC) scale. In Study 1, items from two of the six subscales of the CPAC were excluded due to conceptual and psychometric issues to create a 21-item CPAC scale, which was administered to 517 university students. ...

2017

This paper reports the development and validation of a short Use of Creative Cognition Scale in studying (UCCS) that was inspired by the Cognitive Processes Associated with Creativity (CPAC) scale. In Study 1, items from two of the six subscales of the CPAC were excluded due to conceptual and psychometric issues to create a 21-item CPAC scale, which was administered to 517 university students. ...

2016
Si-Hua Chen

Sustainable innovation is the inexhaustible source of development of enterprises. Within fierce market competition, only by depending on continuous innovation can an enterprise exist and develop. By conducting an exploratory factor analysis and a confirmatory factor analysis, this paper proposes a theoretical model, dividing enterprise sustainable innovation ability into three aspects: knowledg...

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