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Instrumental variable with interactive fixed effects
(2020-05-28)
The biggest challenge of the instrumental variable model is finding a valid instrument, one that satisfies the assumptions of relevance and, especially, exogeneity. To impose a less restrictive assumption, some estimators ...
Flexibility and Torsional Strength of ProTaper and ProTaper Universal Rotary Instruments Assessed by Mechanical Tests
(Elsevier B.V., 2009-01-01)
The purpose of this study was to assess how the geometric and dimensional changes made on ProTaper Universal (PTU) instruments in comparison with ProTaper (PT) instruments affected their flexibility and torsional strength. ...
Flexibility and Torsional Strength of ProTaper and ProTaper Universal Rotary Instruments Assessed by Mechanical Tests
(Elsevier B.V., 2009-01-01)
The purpose of this study was to assess how the geometric and dimensional changes made on ProTaper Universal (PTU) instruments in comparison with ProTaper (PT) instruments affected their flexibility and torsional strength. ...
A novel measurement instrument for pressure-injury risk assessment competence: Theoretical procedures, simulation, and psychometric quality
(Wiley-Blackwell, 2020-02-07)
This study developed a measuring instrument of pressure-injury risk assessment competence for nursing education adopting theoretical procedures based on competence structuration to support the psychometric quality. The ...
INSTRUMENTAL WRITING AS A TERRITORY TO THE COMPOSITION WITH SONORITIES
(Univ Federal GoiasGoiania GoBrasil, 2009)
Coerência interna em pesquisas em Psicologia e contribuições à Educação : análise da produção no período de 2011-2015 no periódico Psicologia Escolar e Educacional
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Educação - PPGECâmpus São Carlos, 2017-02-16)
Subjects in present information society are required to master school content, skills and competencies. Such mastering must be assured by the education centers, what configures the instrumental dimension of school education. ...
School climate evaluation: Designing and validating measurement instrumentsEvaluación del clima escolar: Construcción y validación de instrumentos de medidaÉvaluation du climat scolaire: Construction et validation d’instruments de mesureAvaliação do clima escolar: Construção e validação de instrumentos de medida
(2019-04-01)
This study aims to present the process of designing, testing and validating measurement instruments to measure the school climate from the perspective of students from the 7th grade of primary education onwards, as well ...
Cyclic fatigue resistance of heat-treated nickel-titanium instruments
(2018-06-01)
Introduction: This study compared the cyclic fatigue resistance (CFR) of new instruments manufactured by heat-treated nickel-titanium wire. Methods and Materials: Ninety-six new instruments from HyFlex CM (HF), Edge File ...
A study of the factors which contribute to effective classroom practice in secondary school mathematics
(2012-05-22)
This study sought to identify the factors that contribute to effective classroom practice in secondary school mathematics. The focus of this report was on development of the data collection instrument of the study. It ...