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All Journal HISTOGRAM: Jurnal Pendidikan Matematika Jurnal Psikologi Jambi
Nugroho, Yudha
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Education Nursing Physics Public Health Social Sciences

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ANALISIS KESALAHAN DALAM MENYELESAIKAN UJIAN AKHIR SEMESTER MATEMATIKA SISWA KELAS XI IPA SMA NEGERI 3 POSO TAHUN PELAJARAN 2021/2022 BERDASARKAN METODE NEWMAN Nugroho, Yudha; Rizal, Muh.; Murdiana, I Nyoman; Alfisyahra
HISTOGRAM: Jurnal Pendidikan Matematika Vol. 8 No. 2 (2024): Histogram: Jurnal Pendidikan Matematika
Publisher : STKIP Andi Matappa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31100/histogram.v8i2.3736

Abstract

ABSTRAK Tujuan penelitian ini adalah untuk memperoleh deskripsi kesalahan yang dilakukan siswa XI IPA SMA Negeri 3 Poso dalam menyelesaikan soal ujian akhir semester matematika berdasarkan metode Newman. Kelas XI IPA SMA Negeri 3 Poso banyak melakukan kesalahan dalam menyelesaikan soal Ujian Akhir Semester. Subjek penelitian ini sebanyak 3 siswa dari 33 siswa kelas XI IPA 1. Peneliti melakukan penelitian deskriptif dengan melakukan pendekatan kualitatif. Hasil penelitian ini menunjukkan bahwa: 1) Jenis kesalahan pada materi barisan dan deret ialah kesalahan memahami masalah, kesalahan transformasi, kesalahan kemampuan proses, dan kesalahan penulisan jawaban akhir, 2) Jenis kesalahan pada materi limit ialah kesalahan kemampuan proses yang terjadi dan kesalahan penulisan jawaban akhir, dan 3) Jenis kesalahan pada materi turunan ialah kesalahan memahami masalah, kesalahan transformasi, kesalahan keterampilan proses, dan kesalahan penulisan jawaban akhir.   ABSTRACT This research aims to describe the errors made by 11th-grade science students at SMA Negeri 3 Poso in solving final semester mathematics exam questions based on Newman's method. The 11th-grade science students at SMA Negeri 3 Poso made numerous errors in solving the final semester exam questions. The research subjects comprised 3 out of 33 students from class XI IPA 1. The researcher conducted a descriptive study using a qualitative approach. The results of this study show that: 1) the types of errors in the sequences and series material include errors in understanding the problem, transformation errors, processing skill errors, and errors in writing the final answer, 2) the types of errors in the limits material include processing skill errors and errors in writing the final answer, and 3) the types of errors in the derivatives material include errors in understanding the problem, transformation errors, processing skill errors, and errors in writing the final answer.
Efektivitas Pelatihan Public Speaking untuk Meningkatkan Kepercayaan Diri Mahasiswa Baru Nugroho, Yudha; Muhammad Naufal Rifqi Fauzan; Muhammad Maftuh; Halilintar Sukma Cahya Jagad; Muhammad Irpan Rosyid; Muhammad Angga Pratama Putra
Jurnal Psikologi Jambi Vol. 10 No. 1 (2025): Jurnal Psikologi Jambi
Publisher : Fakultas Kedokteran dan Ilmu Kesehatan Universitas Jambi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22437/jpj.v10i2.42513

Abstract

This study aims to determine the effect of public speaking on the subject's self-confidence, applying public speaking training to increase self-confidence in the subject. This type of research uses an experimental quantitative method with the type of experiment in the form of a true experiment. The characteristics of the research subjects are students of the Faculty of Psychology, Sarjanawiyata Tamansiswa University who take basic psychology courses in class A and have low self-confidence. Data collection techniques used in this study include observation, interviews, and questionnaires distributed through Google Form. The measuring instrument used in this study used a self-confidence scale. Based on the results of the study, it can be concluded that the results of the analysis of the post-test and pre-test using the paired sample t test obtained a value of p = 0.402 (p => 0.05) which means that there is no significant difference in the self-confidence of class A basic psychology students before and after training, but the average has increased from 128.80 to 140.00.
Co-Authors Alfisyahra Halilintar Sukma Cahya Jagad I Nyoman Murdiana Muh. Rizal Muhammad Angga Pratama Putra Muhammad Irpan Rosyid Muhammad Maftuh Muhammad Naufal Rifqi Fauzan