“ANALISIS KUALITAS PREDIKSI SOAL UJIAN NASIONAL HASIL DIKLAT TEKNIS SUBSTANTIF UN GURU MATEMATIKA MTs DITINJAU DARI TINGKAT KESUKARAN, DAYA PEMBEDA DAN KUALITAS PENGECOH : THE QUQLITY ANALYSIS OF NATIONAL EXAMINATION PREDICTION TEST AS RESULT OF MADRASAH TSANAWIYAH MATHEMATICS TEACHERS SUBSTANTIVE TECHNICAL NATIONAL EXAMINATION TRAINING PROGRAM AT PRIVINCES BALI, NTB AND NTT” (2022) Widyadewata, 4(1), pp. 47–54. doi:10.47655/widyadewata.v4i1.39.