scholarly journals IMPLEMENTASI MODEL PBL (PROBLEM BASED LEARNING) UNTUK MENINGKATKAN HASIL BELAJAR DAN KEMAMPUAN BERPIKIR KRITIS SISWA

Author(s):  
Saiful Prayogi ◽  
Muhammad Asy’ari

This research was aimed to improve the students’ learning achievement and critical thinking ability through problem based learning (PBL) model, the method which was applied in this research was classroom action research. It consisted of two cycles and each cycle consisted of planning, implementing, observing, and reflecting. The data was taken by giving the students test, it was in form of multiple choice test. The was used to know the students learning achievement to know students critical thinking, essay test was used. The finding of the research show that there was improvement from cycle to cycle. (1) at the first cycle: the percentage score of students mastery was 63.16% ; the mean score of the students critical thinking ability was 51.31 ; (2) at the second cycle : percentage score of the students mastery was 85% ; mean score of the students critical thinking ability was 72.08 and catagorized into critical and between 62.59 – 81.25. based on the finding, it can be concluded that problem based learning (PBL) model can improve the students learning achievement and critical thinking ability.

2018 ◽  
Vol 5 (1) ◽  
pp. 116 ◽  
Author(s):  
Wahyu Hardiyanto ◽  
Rusgianto Heri Santoso

Penelitian ini bertujuan untuk mendeskripsikan keefektifan pendekatan problem-based learning (PBL) setting think talk write (TTW) dan problem-based learning (PBL) setting think pair share (TPS) serta mendeskripsikan perbedaan keefektifan antara PBL setting TTW dan PBL setting TPS ditinjau dari prestasi belajar, kemampuan berpikir kritis dan self-efficacy siswa. Penelitian ini merupakan penelitian eksperimen semu. Instrumen yang digunakan untuk mengumpulkan data adalah tes prestasi belajar, tes kemampuan berpikir kritis dan angket self-efficacy siswa. Data yang dikumpulkan dianalisis dengan menggunakan one sample t-test, dan analisis multivariat (MANOVA). One sample t-test dilakukan untuk menguji keefektifan pendekatan PBL setting TTW dan keefektifan pendekatan PBL setting TPS, sedangkan analisis multivariat (MANOVA) dilakukan untuk menguji perbedaan keefektifan antara kedua treatment tersebut ditinjau dari prestasi belajar, kemampuan berpikir kritis dan self-efficacy siswa. Hasil analisis menunjukkan bahwa pendekatan PBL setting TTW dan pendekatan PBL setting TPS efektif ditinjau dari prestasi belajar, kemampuan berpikir kritis dan self-efficacy siswa. Selain itu hasil analisis multivariat menunjukkan bahwa tidak terdapat perbedaan keefektifan yang signifikan antara pendekatan PBL setting TTW dengan pendekatan PBL setting TPS ditinjau dari prestasi belajar, kemampuan berpikir kritis dan self-efficacy siswa. The Effectiveness of PBL Setting TTW and TPS Seen from Students Learning Achievement, Critical Thinking and Self-Efficacy  AbstractThis study aims to describe the effectiveness of problem-based learning (PBL) setting think talk write (TTW) and PBL setting think pair share (TPS) and describe the difference of the effectiveness between PBL setting TTW and PBL setting TPS in terms of learning achievements, critical thinking ability and self-efficacy of grade students. This research is quasi-experimental research. The research instruments to collect the data are a learning achievement test, a test to examine the ability to think critically and a self-efficacy questionnaire. One sample t-test was conducted to examine the effectiveness PBL setting TTW and PBL setting TPS. Meanwhile, multivariate test (MANOVA) was carried out to determine the difference between PBL setting TTW and PBL setting TPS. The results show that both PBL setting TTW and PBL setting TPS are effective in terms of students learning achievements, critical thinking ability, and self-efficacy and there is no significant difference between the effectiveness of PBL setting TTW and the effectiveness of PBL setting TPS in terms of learning achievements, critical thinking ability and student self-efficacy.


2021 ◽  
Vol 7 (SpecialIssue) ◽  
pp. 118-125
Author(s):  
Menap Menap ◽  
Faizul Bayani ◽  
Saiful Prayogi

The implementation of the Problem-Based Learning (PBL) model for medical students has long been initiated to be integrated into the learning system and curriculum, however, empirical support for the application of the PBL model to medical students is still weak, becoming an obstacle. On the one hand, the need for critical thinking development among medical students is increasingly urgent, this is related to their future assignments in a more complex health care system that requires critical thinking ability. Our current study aims to evaluate the effectiveness of the problem-based learning (PBL) model on improving the critical thinking ability of medical students in terms of cognitive style. This study is an experimental study (one group pretest-posttest design) involving 21 medical students (medical students') in phytochemistry courses at one of the universities providing medical and nursing science programs in Indonesia. The study started by giving a cognitive style test using the GEFT (Group Embedded Figure Test) instrument to classify students into FD and FI cognitive styles, pretest, learning implementation using the PBL model (carried out for five meetings), and posttest. The pretest and posttest used a critical thinking ability test instrument in the form of an essay test. Descriptive and statistical analyzes were performed to evaluate the effectiveness of the PBL model. The results of the study show that the PBL model has been convincingly effective in improving students' critical thinking ability in phytochemistry courses for both FD/FI cognitive style modes. Based on these findings, we recommend the use of the PBL model in extensive and intensive learning to develop the critical thinking ability of medical students


Author(s):  
Yudy Tri Utami ◽  
Susanto . ◽  
Muhtadi Irvan

This study aimed to analyse the ability of critical thinking to solve sequences and series problem through Problem-based Learning (PBL) with Islamic Nuance. Research instruments operative included instructional instruments (lesson plan and students’ work sheet); learning achievement test, questionnaire; critical thinking assessment sheet, and documentation. The lesson plan and students’ work sheet validation results evinced values of 3.73 and 3.74. The research generated the data concerning students’ activity during instructional process from the first to third meeting respectively as follows; 60%, which meant good category, 80%, indicating very good category, and 83.33%, evincing very good category. The minimum criterion of learning achievement was achieved because more than 80% of students gained score of at least 60, that was 27 students (90%) passed and 3 students (10%) below passing criteria. From the data analysis, it found that students' critical thinking ability in solving Sequences and Series problem through PBL was very satisfactory.


EDUSAINS ◽  
2019 ◽  
Vol 11 (1) ◽  
pp. 12-20
Author(s):  
Nurhayati Nurhayati ◽  
Lia Angraeni ◽  
Wahyudi Wahyudi

THE EFFECT OF PROBLEM BASED LEARNING AND CRITICAL THINKING ON HIGH ORDER THINGKING ABILITY            AbstractThis study aims to determine the effect of problem-based learning model and critical thinking skills on students' high-order thinking about optical materials. Quasi-experimental method with two-way ANOVA design was used to conduct this study with 34 second semester physic education students of IKIP PGRI Pontianak. Data of students’ higher order thinking ability was obtained from multiple choice test with reason while the data of students' critical thinking ability was measured using multiple choice test. Based on the results of data analysis, it can be concluded that: (1) there is an influence of the problem based learning model on high student's thinking ability, (2) there is an influence of high critical thinking ability and low critical thinking ability on high student's thinking ability and (3) the interaction between the application of problem based learning model with the ability to think critically to the students' high level of thinking ability. AbstrakPenelitian ini bertujuan untuk mengetahui pengaruh penerapan model problem based learning, keterampilan berpikir kritis dan interaksinya terhadap kemampuan berpikir tingkat tinggi mahasiswa pada materi optika. Metode penelitian yang digunakan adalah metode eksperimen semu dengan desain two way ANOVA. Penelitian ini dilaksanakan di IKIP PGRI Pontianak pada mahasiswa semester II program studi pendidikan fisika sebanyak 34 orang mahasiswa. Data kemampuan berpikir tingkat tinggi mahasiswa diperoleh dengan menggunakan tes pilihan ganda dengan alasan sedangkan data kemampuan berpikir kritis mahasiswa diukur dengan menggunakan tes berbentuk multiple choice. Berdasarkan hasil analisis data dapat disimpulkan bahwa: (1) terdapat pengaruh penerapan model problem based learning terhadap kemampuan berpikir tingkat tinggi mahasiswa, (2) terdapat pengaruh kemampuan berpikir kritis tinggi dan kemampuan berpikir kritis rendah terhadap kemampuan berpikir tingkat tinggi mahasiswa dan (3) terdapat interaksi antara penerapan model problem based learning dengan kemampuan berpikir kritis terhadap kemampuan berpikir tingkat tinggi mahasiswa. 


2017 ◽  
Vol 6 (3) ◽  
Author(s):  
Novrita Mulya Rosa ◽  
Anik Pujiati

<p><em>The purpose of the study was to determine the role of problem-based learning model to critical thinking ability and creative thinking ability. The subjects were students of semester IV Mathematics Education Study Program, University of Indraprasta PGRI, Jakarta in 2013/2014, in the subject of Basic Chemistry II. The selection of the class for this study was based on multistage random sampling. Experiments conducted on the sample of 30 experimental class students with problem-based learning model and 30 control class students with expository learning model. The data was collected by implementing tests of critical thinking ability and creative thinking ability with essay test. Analysis of research data using MANOVA support by SPSS. From the results of the study concluded that learning models give influence to the critical thinking ability and creative thinking ability together (F=21,815;p=0.000).</em></p>


2019 ◽  
Vol 15 (1) ◽  
pp. 39-45
Author(s):  
P. Parno ◽  
A. Asim ◽  
P. Suwasono ◽  
M. Ali

The research aims to reveal the influence of the Problem Based Learning (PBL) model on students' critical thinking ability in optical instrument material. This research is a quasi-experimental research with Pre-test and Post-test Design. The subjects of this study were class X MAN 3 Malang. The experimental and control classes received PBL models and conventional learning models respectively. The instrument of this study was the Optical Instrument Critical Thinking Ability Test in the form of 14 essay questions with Cronbach’s alpha reliability 0.78. The research data were analyzed using several tests including t-test, N-gain, and size effect tests. Based on the results of the analysis, it was shown that the implementation of the PBL model succeeded in increasing students' critical thinking ability higher than that of conventional learning. The experimental class was able to reach the high N-gain score category, while the control class was in the medium category. The research has a “large” size effect category. This means that the PBL model implemented has a stronger influence than that of conventional learning in improving students' critical thinking ability. Thus, the PBL model can be recommended as an alternative learning model in improving students' critical thinking ability in physics learning on the topic of optical instruments.Penelitian bertujuan untuk mengungkap pengaruh model Problem Based Learning (PBL) terhadap kemampuan berpikir kritis siswa pada materi alat optik. Peneitian ini adalah penelitian kuasi eksperimen dengan Pre-test and Post-test Design. Subjek penelitian ini adalah siswa kelas X MAN 3 Malang. Kelas eksperimen dan kontrol, masing-masing menerima model PBL dan model pembelajaran konvensional. Instrumen penelitian ini adalah Tes Kemampuan Berpikir Kritis Alat Optik yang berupa 14 butir soal essay dengan reliabilitas alpha Cronbach 0,78. Data penelitian dianalisis dengan menggunakan beberapa uji antara lain uji-t, N-gain, dan size effect. Hasil analisis tersebut menunjukkan bahwa implementasi model PBL berhasil meningkatkan kemampuan berpikir kritis siswa lebih tinggi daripada pembelajaran konvensional. Kelas eksperimen mampu mencapai kategori N-gain score tinggi, sedangkan kelas kontrol pada kategori medium. Penelitian ini mampu mencapai size effect kategori “besar”. Hal ini berarti model PBL yang diimplementasikan memiliki pengaruh kuat daripada implemnatasi pembelajaran konvensional dalam meningkatkan kemampuan berpikir kritis siswa. Dengan demikian, model PBL dapat direkomendasikan sebagai salah satu model pembelajaran alternatif dalam peningkatan kemampuan berpikir kritis siswa dalam pembelajaran fisika pada topik instrumen optik.


Author(s):  
Siti Khairani ◽  
Retno Dwi Suyanti ◽  
Daulat Saragi

The study aims to determine the influence of the Problem Based Learnimg (PBL) learning model and the motivation to students critical thinking skills, as well as the interaction between learning models and the motivation to learn from students critical thinking skills. This study was conducted at SD Negeri 105390 in the even semester of the 2019/2020 school year. The population in this study is a class V student of elementary school 105390 Island pictures numbering at 55 people. Sampling is carried out in total, i.e. V-A and V-B classes. The V-B class as an experimental class taught with a collaborative problem-based learning (PBL) model with the number of students 28 people. As for the control class is taught by a direct instruction model elected class V-A with the number of students as many as 27 people. This type of research includes research quasi experiments with 2x2 factorial design with analytical techniques variance (ANAVA) 2 lines. Based on the results of the analysis and research findings from the field obtained several conclusions that are answers to questions on the problem formulation, among them the critical thinking ability of students taught with a collaborative Problem-based learning model better than students taught with a direct learning model (sig. = 0.000 < 0.05), a student's critical thinking ability of high motivation is better than a low-motivation student (sig. = 0.01 < 0.05), and there is interaction between the two learning models with a level of motivation in influencing students ' critical thinking ability (sig. = 0.02 < 0.05).


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