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Journal : Edumatsains

Development of Science Process Skills Instrument on Ecology Material: A Validity and Reliability Study Muhammad Wahyu Setiyadi; Sofyan Syamratulangi; Ni Ketut Rapi; Putu Budi Adnyana; Swandi Swandi
EduMatSains : Jurnal Pendidikan, Matematika dan Sains Vol 10 No 1 (2025): July
Publisher : Fakultas Keguruan dan Ilmu Pendidikan, Universitas Kristen Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33541/edumatsains.v10i1.6642

Abstract

This research uses the Theory-Based Instrument Development Model. This model develops an instrument based on existing theories to ensure that the instrument has a strong theoretical basis. The steps are determining relevant theories, compiling instrument items based on theoretical concepts, validating content with theoretical experts, and testing the reliability and validity of empirical evidence. To determine the validity of the content, the VCR (content validity ratio) and CVI (content validity index) methods are used, item validity and reliability. The result is the validity of the content, the validity of the items, and the reliability of the developed instruments are important aspects in the development of assessment instruments. The development of science process skills instruments has great significance in the context of education. This instrument helps in measuring students' ability to carry out scientific processes such as observing, classifying, measuring, communicating, inferring, predicting, identifying variables, using number, and using spice/time relation Integrated processes: formulating hypotheses, controlling variables, devining operationally, investigating and experimenting. In this study, the science process skill instrument developed obtained the result of content validity declared very valid (0.91) based on the CVR and CVI tests, and based on the empirical test of the validity of the item and reliability (0.940) , it was stated that 21 items of science process skills were in the valid and reliable category.
Co-Authors ., Adi Purusha Das ., Hasby Wahid Harris ., I Gusti Lanang Agus Awitama ., I MADE ADI SANTIKA ., I Made Pasek Anton Santiasa, S.Pd.,M.Sc. ., I Putu Ari Budi Artama ., I Putu Eka Suakarya Utama ., Ida Ayu Kade Trisnayanthi ., Lailatus Saadah ., Made Ari Sanjaya ., Ni Kadek Delis Tina ., NI KD MIRAH ASTUTI ., Ni Made Ari Ryantini ., Ni Made Dwi Pradnyani ., Ni Made Ninda Pradani ., Ni Putu Indah Kumala Sari ., NILUH PUTU PUTRI P D ., Putu Rahma Dewi ., SUSAN SIDABUTAR AAIN Marhaeni Abu Yazid Abu Bakar Adi Purusha Das . Adi, Ni Nyoman Serma Agus Wijaksono Ajeng Purnama Heny Anak Agung Istri Sri Wiadnyani Anantawikrama Tungga Atmadja Andriani, Ni Kadek Ari Anton Santiasa, I Made Pasek Ariani, NM Dewi Ariasih, I Gusti Agung Ayu Cinthya Meitri AUGUSTA DE JESUS MAGALHAES Desak Made Citrawathi Devy Dyah Wulandari Dewi, Luh Gede Wulan Kurnia Dewi, Ni Kadek Yun Yun Rosita Dewi, Putu Lia Rusita DR. I GST.AGUNG NYM.SETIAWAN . DR. I GST.AGUNG NYM.SETIAWAN ., DR. I GST.AGUNG NYM.SETIAWAN DR. I GST.AGUNG NYM.SETIAWAN, M.Si. . Dr. I Nyoman Tika,M.Si . DR. LUH PT.MANIK WIDIYANTI, S.Si, M.Kes . Dyah Aini Purbarani Fachry Abda El Rahman Fifi Fitriana Sari, Fifi Fitriana Fitria Sarnita Fitriani, Herdiyana Fitriyah, Siti Aminatul Gede Ari Yudasmara Hajiriah, Titi Laily Handayani, Baiq Vina Harefa, Darmawan Hasby Wahid Harris . I G A N Setiawan I Gede Astra Wesnawa I Gusti Agung Nyoman Setiawan I GUSTI BAGUS SUMARTA . I Gusti Lanang Agus Awitama . I M P Anton Santiasa, S.Pd.,M.Si. . I Made Adi Santika I MADE ADI SANTIKA . I Made Ari Winangun I Made Pasek Anton Santiasa I Made Pasek Anton Santiasa, S.Pd.,M.Sc. . I MADE WIRASANA JAGANTARA . I Putu Ari Budi Artama . I Putu Eka Suakarya Utama . I Putu Wisna Ariawan I Wayan Lasmawan I Wayan Rudiarta I Wayan Sadia I Wayan Sukra Warpala IB Jelantik Swasta Ida Ayu Cindya Prawesti p . Ida Ayu Kade Trisnayanthi . Ida Ayu Purnama Bestari Ida Ayu Putu Suryanti Ida Bagus Jelantik Swasta Ida Bagus Putu Arnyana Kadek Hengki Primayana . KOMANG SUSILAWATI . Lailatus Saadah . Luh Putu Marhaeni Made Ari Sanjaya . MADE DWIPAYANA . Mahendra Data, I Gede Teguh Arya Marhaeni, Luh Putu Muhammad Wahyu Setiyadi N. Adiputra N. Adiputra Nadi, Desak Putu Merta Ni Kadek Delis Tina . NI KD MIRAH ASTUTI . NI KETUT HENDRAWATI SANTOSA . Ni Ketut Rapi Ni Komang Prasinta Nusantari . Ni Luh Julianti NI LUH PUTU CARIASTINI . NI LUH PUTU MANIK WIDIYANTI NI LUH PUTU WIDYA DHARMAYANTHI . NI LUH RATNA TIRTAWATI . Ni Luh Rin Riantini . Ni Luh Rin Riantini ., Ni Luh Rin Riantini Ni Made Ari Ryantini . Ni Made Dwi Pradnyani . Ni Made Ninda Pradani . NI NYOMAN KARTINI . NI NYOMAN SERMA ADI . Ni Nyoman Sri Rasthiti . Ni Nyoman Sri Rasthiti ., Ni Nyoman Sri Rasthiti Ni Putu Dian Pertiwi, Ni Putu Dian Ni Putu Indah Kumala Sari . Ni Putu Sri Ratna Dewi NI WAYAN HENI DESIANTI . NI WAYAN HENI DESIANTI ., NI WAYAN HENI DESIANTI NILUH PUTU PUTRI P D . NM Dewi Ariani NURHAYATI . Nyoman Dantes Pahriah, Pahriah PE Sastrika Ayu PROF. DR. I B. PUTU ARNYANA, M.Si. . PROF. DR. KETUT SUMA, M.S. . Purwanti, Ni Kadek Lovita Putra, I Gede Somia Dangka Putu Artawan PUTU NOVI KURNIAWATI . Putu Rahma Dewi . Rayyan, Wildan Babul S.Pd. M Kes I Ketut Sudiana . S.Pd.,M.Si. I M P Anton Santiasa . sabrina intan maulida Santiasa, I Made Pasek Anton Santiasa, Made Pasek Anton Santiasa, Made Pasek Anton Santika, I Made Adi Setiawan, I G A N Siti Maryam siti rabiatul fajri, siti rabiatul Sofyan Syamratulangi SURATNI . Suryati Suryati SUSAN SIDABUTAR . Swandi Swandi Swasta, IB Jelantik Syamsiar, Syamsiar Taufiqurrahman, M. Wulandari, Devy Dyah Yanti, Baiq Azmi Sukroyanti YOSEFINA UGE LAWE . Yuliandari, Sri Ayu Yuliati, Ni Komang Dwi Eka Zahara, M.Pd, Laxmi