scholarly journals PENGARUH PEMBELAJARAN DENGAN MODEL PROBLEM SOLVING FISIKA (PSF) TERHADAP PRESTASI BELAJAR DAN KEMAMPUAN BERPIKIR KRITIS

2020 ◽  
Vol 3 (2) ◽  
pp. 83-90
Author(s):  
Mega Angellena ◽  
Eko Switoro ◽  
Desy Hanisa Putri

ABSTRAK Penelitian ini bertujuan untuk menguji pengaruh pembelajaran dengan model Problem Solving Fisika (PSF) terhadap prestasi belajar dan kemampuan berpikir kritis pada siswa kelas X MIA di SMAN 4 Kaur. Penelitian ini menggunakan desain nonequivalent control group design untuk meneliti pengaruh model PSF terhadap prestasi belajar dan one group pretest posttest design untuk meneliti pengaruh model PSF terhadap kemampuan berpikir kritis. Sampel penelitian diambil menggunakan teknik purposive sampling sehingga diperoleh kelas X MIA 1 berjumlah 31 orang sebagai kelas eksperimen dan kelas X MIA 2 berjumlah 31 orang sebagai kelas kontrol. Data penelitian dikumpulkan dengan menggunakan tes prestasi belajar dan tes kemampuan berpikir kritis. Berdasarkan analisis data menggunakan uji-T dua sampel independen menunjukkan bahwa 1) tidak terdapat pengaruh yang signifikan pembelajaran dengan model PSF terhadap prestasi belajar dengan nilai < yaitu (1,23< 2,00), dengan effect size sebesar 0,32 yang berada dalam kategori rendah.  2) terdapat pengaruh yang signifikan pembelajaran dengan model PSF terhadap kemampuan berpikir kritis diketahui dengan adanya selisih antara skor rata-rata posttest dengan skor rata-rata pretest  sebesar 36,78, dengan effect size sebesar 3,21, yang berada dalam kategori kuat. Kesimpulan penelitian ini menunjukkan bahwa tidak terdapat pengaruh yang signifikan pembelajaran menggunakan model Problem Solving Fisika terhadap prestasi belajar siswa kelas X SMAN 4 Kaur dan terdapat pengaruh yang signifikan terhadap kemampuan berpikir kritis siswa kelas X SMAN 4 Kaur.  Kata Kunci: Model Problem Solving Fisika, prestasi belajar, Kemampuan Berpikir Kritis ABSTRACTThis study aimed to examine the effect of learning used the Problem Solving Fisika (PSF) learning Model on the learning achievement and critical thinking Skills of students of SMAN 4 Kaur. This research used nonequivalent control group design to examine the effect of the PSF learning model on learning achievement and one group pretest posttest design to examine the effect of the PSF learning model on Critical Thinking Skills. Samples in this research were taken by using purposive sampling. Data analysis which used the T-test two independent samples showed that 1) there was no significant effect of learning with the PSF learning model on the learning achievement with a value that was tcount<ttable (1.23 <2.00), with effect size of 0,31 which were in the low category. 2) there was a significant effect of learning with the PSF model on critical thinking skills known by the difference between the average Posttest score and average Pretest score (O2-O1) of 36,78, with effect size of 3,21, meant that the Problem Solving Fisika learning model had an effect of  98% and was in the High category. The conclusion of this study shows that there is no significant effect of learning using the Problem Solving Fisika learning model on the learning achievement and a significant effect of learning using the Problem Solving Fisika learning model on thecritical thinking skills.Keywords: Model Problem Solving fisika, learning achievements, critical thinking ability

Author(s):  
Tri Sutrisno

Abstrak: Penelitian ini bertujuan untuk menilai pengaruh penggunaan model problem based learning untuk keterampilan berpikir kritis dalam kewarganegaraan tentang sistem pemerintahan. Objek penelitian ini adalah kelas VI SDN Kolor II Sumenep. Termasuk 2 kelas yang digunakan dalam penelitian ini meliputi, kelas VIA SDN Pajagalan sebagai percobaan kelas I, VI A sebagai kelompok eksperimen dan kelompok kontrol VIB SDN Kolor II. Tes kelas yang dimaksudkan adalah kelas yang digunakan untuk menguji instrumen yang akan digunakan untuk mengambil data keterampilan berpikir kritis siswa. Pendekatan penelitian kuantitatif ini, syarat-syarat nilai perolehan kemampuan tes untuk skor keterampilan berpikir kritis atau nilai-nilai dijumlahkan dan dianalisis menggunakan t-test dua sampel independen. Pada validitas tes diperoleh hitungan ≥ r r - kritis (0,349), instrumen tersebut valid dan dapat digunakan. Dalam pengujian andal hitung r> r kritis (0,60), yaitu nilai Alpha 0,966 yang berarti lebih besar dari 0,60. Dengan demikian seluruh instrumen barang bisa diandalkan. Hasil pengujian hipotesis dapat dilihat dari data yang telah dianalisis dengan t 3,730> t-tabel 2,00 (α = 0,05). Dapat disimpulkan bahwa probabilitas kesalahan dalam penelitian ini masih di bawah 0,05. Pengujian hipotesis dapat diputuskan, bahwa dengan harga tinggi 3,730 t-test memiliki tingkat signifikansi 0,000, yang ternyata posisinya masih jauh di bawah nilai α = 0,05. Oleh karena itu penelitian ini berhasil menolak H0 pada tingkat signifikansi 5%. Lebih lanjut, dapat disimpulkan bahwa H1 terbukti benar. Berarti dalam kelompok eksperimen pretest posttest kelompok eksperimen adalah 54,38 adalah 74,38. Sedangkan rata-rata kelompok kontrol pretest adalah 51,94. Grup postes adalah 66,94. Ini adalah bukti bahwa terjadi peningkatan pada kelas eksperimen yang telah diberi perlakuan dengan model problem based learning. Dengan demikian kita dapat menyimpulkan kemampuan keterampilan berpikir kritis siswa dalam kelompok eksperimen lebih tinggi daripada kelompok kontrol. Model problem based learning berpengaruh positif terhadap kemampuan siswa untuk keterampilan berpikir kritis.Kata kunci: Model Problem Based Learning, Kemampuan Berpikir KritisAbstract: This study aims to assess the effect of the use of problem solving based learning model for critical thinking skills  in civics about the system of goverment. Object of this research is a class VI  SDN Kolor II Sumenep. Includes 2 classes used in this study include , VIA SDN Pajagalan class as a class I trial, VI A as an experimental group and a control group VIB SDN Kolor II . Class tests are intended class is used to test the instruments to be used to retrieve data critical thinking skills of students. This quantitative research approaches , the terms of the acquisition value of the test 's ability to critical thinking skills scores or values are summed and analyzed using t-test two independent samples. On the validity of the test obtained count ≥ r r - critical ( 0.349 ), the instrument as valid and can be used. In the test reliably count r > r critical ( 0.60 ) , namely Alpha value of 0.966 which means greater than 0.60. Thus the entire item instrument is reliable. Results of hypothesis testing can be seen from the data that has been analyzed by t 3.730 > t-table 2.00 (α = 0.05). It can be concluded that the probability of error in this study still below 0.05. Hypothesis testing can be decided, that with the high price of 3.730 t-test has significance level of 0.000, which turned out to be his position is still far below the value of α = 0.05. This study therefore managed to reject H0 at significance level of 5 % . Furthermore, it can be concluded that the H1 was proved right. Mean in the experimental group pretest posttest experimental group is 54.38 is 74.38. While the control group mean pretest is 51.94. Postes group is 66.94. This is evidence that an increase in the experimental class that has been given treatment with problem solving-based learning model. Thus we can conclude critical thinking skills  abilities of students in the experimental group was higher than the control group. Problem solving-based learning model a positive effect on students' ability tocritical  thinking skills.Keywords: Problem Based Learning Model, Critical Thinking Skills


2017 ◽  
Vol 9 (2) ◽  
pp. 99
Author(s):  
St Fatimah Azzahra

ABSTRACTThis research is aimed to know the differences increase critical thinking skills through learning group and individual problem solving in thermochemical material. This research uses a quasi-experimental design with nonequivalent control group design and study sample consisted of 103 students, divided into the first experimental (group problem solving) (35 students), the two group experimental (individual problem solving) (34 students). The collected through pretest-posttest. The analyzed with the Kruskal Wallis test, the results showed that the learning problem solving as a group or individually can improve students’ critical thinking skills. Statistical test there are significant differences in the students critical thinking skills thermochemical material between students who received group and individual problem solving. Critical thinking skills improvement with problem solving individual learning higher compared with group learning problem solving.Keywords: problem solving learning, critical thinking skillsABSTRAKPenelitian ini bertujuan untuk mengetahui perbedaan peningkatan keterampilan berpikir kritis siswa melalui pembelajaran group dan individual problem solving pada materi termokimia. Penelitian ini menggunakan metode quasi experimen dengan desain Nonequivalent Control Group Design dan sampel penelitian ini terdiri dari 103 siswa yang terbagi ke dalam kelompok eksperimen pertama (pembelajaran group problem solving) (35 siswa), kelompok eksperimen kedua (pembelajaran individual problem solving) (34 siswa).Pengumpulan data dilakukan melalui pretest-posttest. Data dianalisis dengan uji Kruskal Wallis Test, hasil penelitian menunjukkan bahwa pembelajaran problem solving secara group maupun secara individual dapat meningkatkan keterampilan berpikir kritis siswa. Data uji statistik, terdapat perbedaan yang signifikan keterampilan berpikir kritis siswa pada materi termokimia antara siswa yang mendapat pembelajaran group problem solving dan individual problem solving. Peningkatan keterampilan berpikir kritis dengan pembelajaran individual problem solving lebih tinggi dibandingkan dengan pembelajaran group problem solving.Kata Kunci: Pembelajaran Problem Solving, Keterampilan Berpikir Kritis


2020 ◽  
Vol 3 (1) ◽  
pp. 30
Author(s):  
Muhamad Epi Rusdin ◽  
Widodo Widodo ◽  
Guntur Maruto

The STAD cooperative learning model can support active, independent and responsible learning for students. The application of this model is expected to improve students' critical thinking skills. The purpose of this study was to determine the improvement of students' critical thinking skills using Edmodo-assisted learning models. Edmodo was modified to become a teacher tool to expand learning at home. This research is an experimental study using a pretest-posttest control group design involving 39 students of class VIII MTs At-Taqwa Beru, Sikka, East Nusa Tenggara. Based on the results of the study it was found that the Edmodo-assisted STAD type cooperative learning model can improve students' critical thinking skills.


2017 ◽  
Vol 6 (2) ◽  
pp. 234 ◽  
Author(s):  
Muhammad Ikhsan ◽  
Said Munzir ◽  
Lia Fitria

The aims of this study are to determine the improvement of critical thinking skills mathematical and metacognition of students who are taught with problem solving approach and the correlation between mathematical critical thinking and metacognition of students. This research is an experimental research with pretest-posttest control group design. The sample this research is the students of class VIII_2 and VIII_3 in SMP Negeri 1 Banda Aceh. Collecting data technique are test and nontest. Data were analyzed using t-test and correlation test. The result of the research shows 1) the critical thinking ability of the students who get the learning through problem solving approach is better than the students who get the conventional learning, 2) Metacognition of students who get the learning by using problem solving approach is better than the students who get the conventional learning, 3) a positive and significant relationship between students' metacognition and critical thinking skills.


2020 ◽  
Vol 5 (2) ◽  
pp. 127-139
Author(s):  
Isti Citra Wulandari ◽  
Nuri Dewi Muldayanti ◽  
Anandita Eka Setiadi

Based on observations when apprenticed at SMAN 7 Pontianak it was known that students' critical thinking skills are still low. Therefore, a variety of learning models are needed to improve students' critical thinking skills. The purpose of this research was to determine the differences and effective learning model in improving students' critical thinking skills between students taught using the project-based learning model and the problem based learning model. The research method used was a quasi-experiment with a nonequivalent control group design. The data collection techniques used were measurement. The results showed a significant value of the T-test was 0.000<0.05. This means that there are differences in students' critical thinking skills taught using the project-based learning model and problem-based learning. The average value of N-Gain in the project-based learning model was 0.69 (moderate) while the problem-based learning model was 0.58 (moderate), so the project-based learning model is more effective than the problem based learning model on students' critical thinking skills.Keywords: Critical thinking skills, problem-based learning, project-based learning, cell material


2020 ◽  
Vol 3 (1) ◽  
pp. 51-56
Author(s):  
Retno Triningsih ◽  
Mawardi Mawardi

The purpose of conducting this research is to compare the effectiveness of the Problem Based Learning learning model and the Project Based Learning learning model in terms of the critical thinking skills of elementary students. This type of research used in this research is Quasi Experimental with experimental design of Post test-Only Control Group Design. The population in the study were 164 five grade students in Diponegoro Salatiga Cluster, while the sample is 111 students of five grade students in SDN Mangunsari 01, SDN Mangunsari 03, and SDN Mangunsari 05. The results obtained from this study are based on descriptive statistics where the average implementation of the Problem Based Learning learning model is 92.46, while the average implementation of the Project Based Learning learning model is 85.15. the results of critical thinking skills in the Problem Based Learning model are higher than the Project Based Learning learning model reinforced by the T test results obtained by the Sig. (2-tailed) of 0, 047 0.05 thus there is a significant difference between the two groups.


2021 ◽  
Vol 9 (1) ◽  
pp. 65-75
Author(s):  
Zainatul Hasanah ◽  
Andi Ulfa Tenri Pada* ◽  
Safrida Safrida ◽  
Wiwit Artika ◽  
Mudatsir Mudatsir

The learning process only focuses on the material by memorizing concepts, students do not use LKPD to do practical work optimally, so the biology learning process in schools does not encourage students to practice critical thinking skills. This study aims to improve students' critical thinking skills by using the PBL learning model combined with STEM-based worksheets on environmental pollution conceptin class 10th SMA Negeri Bireuen district. The approach used is experimental design, the method used is quasi-experimental, with a pretest-posttest design non-equivalent control group design. Population in class 10th IPA SMAN 1 and SMAN 2 Peusangan designed 252 people. The sampling technique used was purposive sampling technique. The research sample was 140 students. The number of samples in the experimental class was 71 people and 69 people in the control class. The instrument used was a reasoned multiple choice question accompanied by a rubric. The data analysis used was n-gain and independent t-test. The results showed that the critical thinking skills obtained was 0.93, with an increase in class critical thinking skills including the high category. The results of the independent sample t-test obtained Sig. (0,000) α (0.05) then Ha is accepted, so it is suggested that there are differences in the critical thinking skills of students between the experimental class and the control class on environmental pollution material in class X SMAN Bireuen. The implementation of PBL learning model combined with STEM-based LKPD can improve students' critical thinking skills on environmental pollution material in class 10th SMA Negeri Bireuen Regency.


2021 ◽  
Vol 5 (2) ◽  
pp. 77-87
Author(s):  
Jihan Nisa Amini ◽  
Dedi Irwandi ◽  
Evi Sapinatul Bahriah

Abstract. The purpose of this study was to determine the effectiveness of the problem-based learning model based on ethnoscience on students' critical thinking skills on colloidal material. Experiments were conducted on a sample of 36 experimental class students with an ethnoscience-based problem-based learning model and 36 experimental class students with a convention learning model. This research method is a quasi-experimental design with a nonequivalent control group design. The instruments used are essay tests and observation sheets. The results of this study indicate that the average posttest in the experimental class is 76.08, which is higher than the control class, which is 69.33. These results indicate that the use of ethnoscience-based learning problem-based learning models on colloidal material is effective in improving students' critical thinking skills compared to using conventional models.


2019 ◽  
Vol 2 (2) ◽  
pp. 79-84
Author(s):  
Niki Harjilah ◽  
Rosane Medriati ◽  
Dedy Hamdani

Penelitian ini bertujuan untuk mendeskripsikan apakah ada pengaruh yang signifikan peserta didik yang diajar dengan model inkuiri terbimbing terhadap keterampilan berpikir kritis pada mata pelajaran fisika dan mendeskripsikan berapa besar pengaruh model inkuiri terbimbing tehadap keterampilan berpikir kritis peserta didik. Penelitian ini merupakan penelitan quasi experiment dengan desain nonequivalent control group desain. Hasil analisis deskriptif menunjukkan bahwa rata-rata skor keterampilan berpikir kritis mengalami peningkatan di kelas eksperimen dan berdasarkan uji hipotesis dengan thitung > ttabel (7.10059 > 1.66827) dapat disimpulkan bahwa terdapat pengaruh yang signifikan antara pembelajaran dengan model inkuiri terbimbing terhadap keterampilan berpikir kritis pada mata pelajaran fisika. Besar effect size model inkuiri terbimbing terhadap keterampilan berpikir kritis sebesar 3,208 dengan pengaruh 94,2%.Kata kunci: Inkuiri Terbimbing, Keterampilan Berpikir KritisThis study aims to describe whether there was a significant effect of students taught with guided inquiry models on critical thinking skills in physics subjects and how much effect the guided inquiry model has on students' critical thinking skills. The research was a quasi-experiment with a nonequivalent control group design. The results of the descriptive analysis obtained an average score of critical thinking skills increased in the experimental class and based on the results of the hypothesis test with tcount > ttable (7.10059 > 1.66827),  it can be concluded that there is a significant effect of learning with guided inquiry models on critical thinking skills in the physics subjects. The effect size of the guided inquiry model on critical thinking skills is 3.2 with an effect of 94.2%. Keywords: Guided Inquiry, Critical Thinking Skills                                                             


Author(s):  
Lailatul Badriyah ◽  
Warsono Warsono ◽  
Ali Haidar

The Jurisprudential Inquiry learning model is a learning model in its application facilitating learners to be sensitive to social problems, take a position on the problem, and maintain that position / attitude with relevant and valid arguments so as to improve students' critical thinking skills. Critical thinking in this research refers to five indicators, namely the ability to form conclusions, formulate questions, uncover problems, formulate alternative solutions. The purpose of this study was to determine the effect of Jurisprudential Inquiry learning model on critical thinking skills of MTs N 1 Situbondo students. This study uses experimental research design with the form of Quasi-Experimental Design with the type of pretest posttest control group design. The sample in this study was class VIII G numbering 22 students and VIII H a number of 24 students with purposive sampling sampling technique. The technique of collecting data uses test questions with the description form. The data analysis technique in this study is to use the independent sample t-test. The results of this study indicate that there is a significant influence on the use of the Jurisprudential Inquiry learning model on students' critical thinking with indicators formulating conclusions, formulating questions, expressing problems and providing alternative solutions. The results of the hypothesis test show tcount 3.362 and ttable with a significance level (5%) 0.05, degree of freedom (db) = (n-2) then obtained t(0.05) (44) table = 2.015. The results of tcount>ttable,which shows the results of 3.362> 2.015. As for the significance level of 5% (0.05) has a significance value α> 0.05, i.e. (2-tailed) 0.694> 0.05., it can be concluded that thelearning model is Jurisprudential Inquiry more influential than themodel Problem Solving on the critical thinking ability of students on the material emergence of national organizations and the growing spirit of nationalism.


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