5/22/2023 0 Comments Termokimia kelas 11 pdf![]() Masalah yang melatarbelakangi penulisan adalah tuntutan pendidikan pada abad ke-21 untuk mengembangangkan life skills siswa khususnya literasi, sehingga guru perlu memberikan latihan yang dapat mendorong siswa menguasai keterampilan literasi kimia. Based on the results of the research, chemical literacy instrument is categorized as valid based on the fit test and unidimensionality test. The next stage is empirical study of validated and revised instrument was tested on a limited basis to thirty students and analyzed using the Winstep application. The score obtained from validation process is a type of multi-rater data which is analyzed by using the Many Facet of Rasch model. Assessment criteria for chemical literacy instrument carried out by experts include aspects of content, constructs, language and graphics consisting of thirteen sub questions. The instrument assessment rubric is grouped into five levels, namely (1) scientific illiteracy, (2) nominal scientific literacy, (3) functional scientific literacy, (4) conceptual scientific literacy and (5) multi-dimentional scientific literacy. The instrument construction is based on four domains of chemical literacy which include aspects of content, context, HOLS, and affective. ![]() This study aims to analyze the quality of chemical literacy instrument on oxidation and reduction reactions material using the Rasch model.
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