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Journal : Physics Learning and Education

Validity and Practicality of Instrument Minimum Competency Assessment (AKM) Reading Literacy and Numeracy Literacy of High School Students on Temperature and Heat Material Ulfa, Aulia; Desnita, Desnita; Festiyed, Festiyed; Emiliannur, Emiliannur
Physics Learning and Education Vol. 3 No. 3 (2025): September Edition
Publisher : Department of Physics Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/ple.v3i3.275

Abstract

Penelitian ini bertujuan untuk menghasilkan instrumen asesmen kompetensi minimal (AKM) yang valid secara teoritis, praktis, serta valid dan reliabel secara empiris. Metode penelitian yang digunakan adalah R&D dengan model ADDIE. Data validitas diperoleh dari hasil validasi 3 dosen ahli Fisika FMIPA UNP, data praktikalitas diperoleh dari guru dan siswa SMAN 13 Padang dan data uji coba terbatas diperoleh dari 25 siswa SMAN 13 Padang. Teknik pengumpulan data dalam penelitian ini menggunakan validitas instrumen, praktikalitas, dan butir-butir instrumen AKM. Instrumen AKM ini telah tervalidasi dan dinyatakan valid dengan nilai rata-rata 0,95. Hasil uji praktikalitas oleh guru memperoleh rata-rata 94,66% dengan kategori sangat kuat dan praktikalitas oleh siswa memperoleh nilai rata-rata 85,22% dengan kategori sangat kuat. Seluruh butir yang diuji dinyatakan valid dan reliabel secara empiris. Reliabilitas instrumen AKM sebesar 0,913 dengan kategori sangat tinggi. Dengan demikian, dapat disimpulkan bahwa instrumen AKM dapat digunakan untuk mengukur kemampuan literasi membaca dan literasi numerasi siswa.
Analysis of Students' Critical Thinking Ability Instruments in Thermodynamics Material Phase F SMA/MA Reviewed from Validity, Reliability, Level of Difficulty and Differentiation Batubara, Nurjannah; Emiliannur, Emiliannur
Physics Learning and Education Vol. 3 No. 4 (2025): December Edition
Publisher : Department of Physics Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/ple.v3i4.297

Abstract

This study aims to determine the quality of critical thinking ability test instruments on the material Phase F Thermodynamics of SMA/MA in terms of validity, reliability, level of difficulty, and differentiating power. The research method used is a descriptive technique. The data consists of 31 sheets of student answers in grade XI of the 2025/2026 school year. The data were analyzed using several formulas of validity, reliability, difficulty, and differentiation. The method used to collect data is the test method. The results showed that 20 questions were valid and 1 question was invalid. The level of reliability is good where the value of the reliability coefficient r_11> is 0.842 so that the question instrument is declared reliable. Meanwhile, the difficulty level of the 21 questions was stated to be moderate, the difficulty index was in the range of 0.30 < kindergarten ≤ 0.70. The difference in the good category is 2 questions, in the enough category there are about 12 questions, which is said to be bad there are about 7 questions.