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Journal : Jurnal Ilmiah Kanderang Tingang

Pengembangan Angket Respon Mahasiswa Terhadap Penggunaan Laboratorium Virtual Selama Pandemi Covid-19 Sri Rejeki Dwi Astuti; Rizki Nor Amelia; Anggi Ristiyana Puspita Sari; Karlinda
Jurnal Ilmiah Kanderang Tingang Vol 14 No 1 (2023): Jurnal Ilmiah Kanderang Tingang
Publisher : FKIP Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/jikt.v14i1.195

Abstract

In the covid-19 pandemic, teaching and learning activities was conducted online. Thus, we need an application that can support distance learning, including the practicum process in the laboratory. Virtual laboratory is considered to be the main solution in replacing the learning process in the laboratory. However, by utilizing virtual laboratory in the learning process did not necessarily hone students' practical skills. Therefore, we aimed to develop and to explore the validity and reliability of Student responses questionnaire towards the virtual laboratories during the Covid-19 pandemic. This research was research and development adopting the 4D model. This research involved 2 evaluation experts and 63 students of chemistry department of UNY selected based on purposive sampling technique. The research instruments were content validation sheets for experts and developed questionnaires for construct validation. The data were analyzed with descriptive qualitative technique to describe product development process data, Aikens' V analysis to analyze content validity data, Exploratory Factor Analysis to analyze construct validity data, and Cronbach Alpha analysis to analyze questionnaire reliability using SPSS 20. The results revealed that the student response questionnaire towards virtual laboratory has been successfully developed using the 4D model consisting of 11 statements. All statements in the questionnaire were proved valid based on construct validity and reliable. From the findings, the student response questionnaire is ready to be used for further research related to student responses to learning media.
Aplikasi Andrich Rating Scale Model Pada Analisis Psikometrik Tes Uraian Kimia Dasar I Rizki Nor Amelia; Anggi Ristiyana Puspita Sari; Sri Rejeki Dwi Astuti; Dian Normalitasari Purnama
Jurnal Ilmiah Kanderang Tingang Vol 14 No 1 (2023): Jurnal Ilmiah Kanderang Tingang
Publisher : FKIP Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/jikt.v14i1.180

Abstract

General Chemistry I is a compulsory subject taken by preservice science teachers where concept mastery of the subject can be explored through an essay test. The purpose of this study was to describe the psychometric characteristics of the General Chemistry I essay test using the Andrich Rating Scale Model by the Winsteps program. The research was conducted in the Odd Semester of the 2022/2023 Academic Year involving 46 students who were selected through a cluster random sampling technique. Although the results of the psychometric analysis showed that the rating scale had not functioned as it should, the General Chemistry I essay test instrument proves to have good (unidimensional) construct validity with all items in the category of moderate difficulty level. This research at the same time proves that it is not easy to make and define categories in an essay test. The use of the Andrich Rating Scale Model provides very useful information for describing and improving the psychometric quality of essay tests on measuring the General Chemistry I ability of preservice science teachers.
Co-Authors Alifia, Febby Erlyta Amrullah, Jadnika Dwi Rakhmawan Andika Febrian* Anggi Ristiyana Puspita Sari Anggi Ristiyana Puspita Sari Anggi Ristiyana Puspita Sari Anggi Ristiyana Puspita Sari Anggi Ristiyana Puspita Sari Ani, Firda Arina Novia Dewi Ayu, Anggi Marta Dianing Dadan Rosana Dewi Masyitha Dhiarrafii Bintang Matahari Dian Normalitasari Purnama Dwi Agnes Setianingrum Ernaningtyas, Fina Fahlevi*, Aditya Febrianti, Shinta Ayu Firdaus, Da`ima Jannatul Firdausi, Soraya Ayu Firdausi, Soraya Rejeki Dwi Firdha Yusmar Fitria Lafifa Fitriana, Intan Galih Rohmansya Dirasta Hafizha Kurnia Indahsari Haq, Arinda Faradisal Hendra Hendra Hilman Yusri Hilman Yusri Hindana, Nihna Faradila Hutami, Trapsila Siwi I Ketut Mahardika Iffah Nurlathifah Fikri Insih Wilujeng Irsyadi, Muhammad Burhanuddin Jumadi Jumadi Jumadi Jumadi Kamula, Najwa Ayu Karlinda Karlinda Karlinda Laely, Diva Ayu Lafifa, Fitria M Fikri Amrullah Maghfiroh, Vella Amelia Mahardika, I Ketut Ayu Mahdavi, Irfan Reza Maryati Maryati Mujahidin, Gus Rijal Nariswari, Fenina Nathaniela Nina Khaerunnisa Nina Khaerunnisa Nugroho, Sofyan Dwi Nur Ahmad Nur Ahmad, Nur Nurohman, S Paramyta, Dyas Ayu Pramudya Dwi Aristya Putra Putri, Gita Delinda Rahmadina, Sofia Rahman, Gagan Ganiya Aulia Riskia, Ayu Rizka Elan Fadilah, Rizka Elan Rizki Nor Amelia S Nurohman Sabar Nurohman Sabar Nurohman Sabar Nurohman Sabar Nurohman Salsabila, Wilda Robiah Sandria, Nazua Imel Shofia Maghfiroh Sholekhah, April Damayanti Soraya Firdausi Sri Wahyuni Suyanta Suyanta Utama, Aditya Satya Utama Yuliantin, Hebi Yusmar, Firda Ketut Yusmar, Firdha Ayu Yusmar, Firdha Jannatul Zuhdan Kun Prasetyo