High-school students’ probabilistic reasoning when working with random intervals

Author(s):  
Sandra Areli Martínez Pérez ◽  
Ernesto A Sánchez Sánchez
2020 ◽  
Vol 5 (7) ◽  
pp. 934
Author(s):  
Sahal Fawaiz ◽  
Supriyono Koes Handayanto ◽  
Herwin Syaiful Wahyudi

<p><strong>Abstract:</strong> Scientific reasoning skills are very important for students to be obtained as their future provisions considering they are firmly related to problem solving and critical thinking skills. The purpose of this study was to identify high school students’ SRA based on gender in Situbondo Regency. This research method is quantitative descriptive utilizing a sample of 195 high school students selected utilizing purposive sampling. The instrument consisted of 26 open-ended multiple-choice questions with a reliability coefficient α = 0.797. The results of this research indicate that the distinctions in SRA between male and female students are inexistent. However, female students have a slightly higher average SRS value and outperform the SRS level achievement of male students, spesifically on correlational reasoning, probabilistic reasoning, and hyphotetico-deductive reasoning. In addition, most of students (84,10%) remain on the concrete operational level and this indicates that the students’ SRSs is still low. Combinatorial reasoning considered as the lowest achievement indicators whilst correlation reasoning indicators quite the opposite. Based on the findings, the implication based on theory and practices have been discussed.</p><strong>Abstrak:</strong><em> </em>Keterampilan penalaran ilmiah sangat penting dimiliki siswa sebagai bekal masa depan mereka, karena berkaitan erat dengan pemecahan masalah dan ketereampilan berpikir kritis. Tujuan penelitian ini untuk mengidentifikasi Keterampilan Penalaran Ilmiah siswa SMA berdasarkan jenis kelamin di Kabupaten Situbondo. Metode penelitian ini adalah deksriptif kuantitatif, dengan sampel sebanyak 195 siswa SMA dipilih dengan <em>purposive sampling. </em>Instrumen terdiri atas 26 butir soal pilihan ganda berlasan terbuka dengan koefisien reliabilitas α = 0,797. Hasil penelitian ini menunjukkan bahwa tidak ada perbedaan KPI antara siswa laki-laki dan perempuan. Namun demikian, siswa perempuan memiliki nilai rata-rata KPI sedikit lebih tinggi dan mengungguli pencapaian level Keterampilan Penalaran Ilmiah siswa laki-laki, khususnya pada penalaran korelasi, probabilistik, dan <em>hypothetico-deductive reasoning</em>. Selain itu, sebagian besar siswa (84,10%) berada pada tingkat operasional konkret dan hal ini mengindikasikan KPI siswa masih rendah. Penalaran kombinatorial sebagai indikator capaian terendah, sementara indikator penalaran korelasi sebaliknya. Berdasarkan temuan, implikasi berdasarkan teori dan praktik telah didiskusikan.


1979 ◽  
Vol 10 (3) ◽  
pp. 139-144
Author(s):  
Cheri L. Florance ◽  
Judith O’Keefe

A modification of the Paired-Stimuli Parent Program (Florance, 1977) was adapted for the treatment of articulatory errors of visually handicapped children. Blind high school students served as clinical aides. A discussion of treatment methodology, and the results of administrating the program to 32 children, including a two-year follow-up evaluation to measure permanence of behavior change, is presented.


1999 ◽  
Vol 15 (1) ◽  
pp. 3-13 ◽  
Author(s):  
Robert J. Sternberg ◽  
Elena L. Grigorenko ◽  
Michel Ferrari ◽  
Pamela Clinkenbeard

Summary: This article describes a triarchic analysis of an aptitude-treatment interaction in a college-level introductory-psychology course given to selected high-school students. Of the 326 total participants, 199 were selected to be high in analytical, creative, or practical abilities, or in all three abilities, or in none of the three abilities. The selected students were placed in a course that either well matched or did not match their pattern of analytical, creative, and practical abilities. All students were assessed for memory, analytical, creative, and practical achievement. The data showed an aptitude-treatment interaction between students' varied ability patterns and the match or mismatch of these abilities to the different instructional groups.


2006 ◽  
Vol 11 (4) ◽  
pp. 268-276 ◽  
Author(s):  
Aida Orgocka ◽  
Jasna Jovanovic

This study examined how social opportunity structure influences identity exploration and commitment of Albanian high school students. A total of 258 students completed a questionnaire that gauged their identity exploration and commitment in three domains: education, occupation, and family. ANOVA results indicated that, overall, students scored highest in exploration in the domain of education and in commitment in the domain of family. Students' exploration and commitment were linked to gender. Albanian female students scored higher than male students in exploration and commitment regarding education and family. Perceived work opportunities in Albania or abroad also significantly moderated participants' exploration in the domain of education and were associated with commitment in education and occupation. As one of the first studies to explore Albanian youth's identity development in relation to social opportunity structure, findings are discussed in light of furthering the field of Albanian adolescent and youth development.


2016 ◽  
Vol 28 (3) ◽  
pp. 123-135 ◽  
Author(s):  
Raffael Heiss ◽  
Jörg Matthes

Abstract. This study investigated the effects of politicians’ nonparticipatory and participatory Facebook posts on young people’s political efficacy – a key determinant of political participation. We employed an experimental design, using a sample of N = 125 high school students (15–20 years). Participants either saw a Facebook profile with no posts (control condition), nonparticipatory posts, or participatory posts. While nonparticipatory posts did not affect participants’ political efficacy, participatory posts exerted distinct effects. For those high in trait evaluations of the politician presented in the stimulus material or low in political cynicism, we found significant positive effects on external and collective efficacy. By contrast, for those low in trait evaluations or high in cynicism, we found significant negative effects on external and collective efficacy. We did not find any effects on internal efficacy. The importance of content-specific factors and individual predispositions in assessing the influence of social media use on participation is discussed.


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