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The Development of Systemic Multiple Choices Questions (SMCQs) on Redox and Electrolyte-non Electrolyte Solution Concepts in Chemistry Teaching and LEarning

机译:化学教学中氧化还原和电解质 - 非电解质溶液概念的系统多选问题(smCQs)的发展

摘要

Nowdays, systemic approach are used widely in chemistry teaching and learning. The aims of this study were (1) to examine the feasibility ofthe SMCQs, (2) to examine the validity and reliability of the SMCQs,and (3) to analyze the level of difficulty of the SMCQs. The SMCQs was developed using R and D model. The research instruments wasudformed of questionnaire to assess the quality of the questions and multiple choices questions based on the systemic approach to test the validity, reliability, and item difficulty. Data analysis was performed using the method of Winstep application through Rasch statisticaludmethod. Based on the study, the quality of the SMCQs is excellent (88.46%) which consists of 30 items valid with high reliability. Meanwhile, the difficulty level of the questions were 66.67% easy, 23.33% moderate, and 10% difficult
机译:如今,系统方法已广泛用于化学教学中。这项研究的目的是(1)检验SMCQ的可行性,(2)检验SMCQ的有效性和可靠性,以及(3)分析SMCQ的难度。 SMCQ是使用R和D模型开发的。研究工具采用问卷调查的形式,根据系统的方法来评估问题和多选问题的质量,以检验其有效性,可靠性和项目难度。使用Winstep应用程序的方法通过Rasch statistics udmethod进行数据分析。根据研究,SMCQ的质量非常好(88.46%),其中包括30个有效且可靠性高的项目。同时,问题的难度等级为66.67%容易,23.33%中等和10%困难

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