scholarly journals Perbedaan Keterampilan Berpikir Kritis Siswa yang Berbantuan Media Audio Visual dan LKS Cetak Sebagai Panduan Percobaan pada Metode Eksperimen dengan Pendekatan Verifikasi Kelas XI Semester 2 SMA Negeri 1 Sewon

2018 ◽  
Vol 7 (1) ◽  
Author(s):  
Suryandari Suryandari

This research purposed to know the differences of student cognitive critical thinking and psychomotor skills, along with knowing where was the better group between audio visual media and paper sheet in  student cognitive critical thinking and psychomotor skills as experiment guidelines . Critical thinking skills that analyzed were belonged to  priority, analyzed, synthesis, and evaluation aspects.This research was an quasi-experiment with the static pretest posttest group design. The populate was belonged to all student of XI IPA 1, XI IPA 3, and XI IPA 5. The sample was  given by cluster random sampling, and the result is XI IPA 1 as the group help by audio visual media, XI IPA 5 as paper sheet. The instruments  were  10 questions of critical thinking skill and psychomotor observation  sheet. Data were obtained  from posttest and psychomotor observation  scores. Data analyzing used independent sample T-test and different populate average estimation test.The results showed that there were differences of  student  cognitive critical thinking and psychomotor skills between of  the group that helped by audio visual media and paper sheet, along with the student cognitive critical thinking and psychomotor skills of audio visual media group are better than paper sheet, it was  because of the ranges of  different average populate estimation in cognitive aspect  was ranging from 0,1246 9,2313 and psychomotor was 7,752 12,906   for each α = 5%

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.


2014 ◽  
Vol 2 (2) ◽  
pp. 220
Author(s):  
Samsun Hidayat ◽  
Susilawati Susilawati ◽  
Harry Soeprianto

This study was aimed to analyzethe effect of project based learning model to understanding concepts  and critical thinking skills in optics lecture at undergraduate student of Physics Educational Program of IKIP Mataram in academic year 2013/2014. This study included in quasi experiment with posttest onlycontrol group design. All of 75 populations are included as sample. The datawere analyzed with multivariate analysis (MANOVA).The conclusion can be stated based on analysis result is (1) project based learning model having an effect on understandingconcepts of undergraduate students ((Fcal = 37,88 > Ftable = 3,91), with pvalue<0,05. (2) project based learning model having an effect on critical thinking skill of undergraduate students ((Fcal = 5,47 > Ftable = 3,91), with pvalue<0,05. (3) project based learning model having an effect on both understandingconcepts and critical thinking of undergraduate students ((Fcal = 34,86 > Ftable = 3,91), with pvalue<0,05.


2021 ◽  
Vol 7 (2) ◽  
Author(s):  
Tirka Rizal Allanta ◽  
Laila Puspita

Tujuan penelitian ini untuk mengetahui dampak PjBL dengan pendekatan STEM terhadap keterampilan berpikir kritis dan self efficacy peserta didik. Penelitian ini termasuk dalam jenis quasi experiment dengan Nonequivalent Control Group Design, melibatkan dua subjek penelitian yaitu experiment class and control class. Populasi penelitian ini adalah peserta didik kelas X IPA SMA Gajah Mada Bandar Lampung. Sampel yang digunakan sebanyak 2 kelas, pengambilan sampel adalah cluster random sampling, pengumpulan data menggunakan test esai berpikir kritis dan angket skala likert. Analisis data penelitian menggunakan uji Anova. Hasil penelitian menunjukkan bahwa nilai rata-rata pretest dan postest kelas eksperiment sebesar 64,96 menjadi 84,24. Model PjBL pendekatan STEM meningkatkan kemampuan berpikir kritis dan self efficacy peserta didik yang ditandai adanya peningkatan skor rata-rata pre test dan pos testt pada tiap indikator yaitu 60,86 menjadi 81,22. Peningkatan pre test dan post test dengan N-gain sebesar 0,55 atau 31%. Nilai rata-rata angket Self Efficacy kelas eksperimen sebesar 135,04 atau 93% dangan kategori sangat tinggi. Maka disimpulkan bahwa terdapat pengaruh model PjBL – STEM terhadap peningkatan keterampilan berpikir kritis dan self efficacy peserta didik kelas X pada materi ekosistem. An analysis of students' critical thinking skills and self-efficacy: The influence of PjBL-STEM on ecosystem learning materials Abstract: This research aimed to determine the influence of the PjBL model with the STEM approach on students' critical thinking skills and self-efficacy. This research is a quasi-experimental research with a nonequivalent control group design. This research also involved two research subjects, namely the experimental class and the control class. The population of this research was the tenth-grade students of SMA Gajah Mada Bandar Lampung. The samples were determined using the cluster random sampling technique. In collecting the data, the researchers employed a critical thinking test and a Likert scale questionnaire. The research data were analyzed using the ANOVA test. The results showed that the experimental class’s average score on the pretest experienced an improvement, from  64.96 to 84.24. The PjBL model with the STEM approach improved students' critical thinking skills and self-efficacy. The improvement was marked by the average pre-test and post-test scores improvement for each indicator, from 60.86 to 81.22. The improvement of pretest and posttest scores determined by the N-gain test was 0.55 or 31%. Furthermore, the average self-efficacy score obtained by the experimental class was 135.04, or 93% within the excellent category. Therefore, it can be concluded that the PjBL model with the STEM approach influenced the tenth-grade students' critical thinking skills and self-efficacy on ecosystem learning materials.


2019 ◽  
Vol 3 (1) ◽  
pp. 1
Author(s):  
Bedilius Gunur ◽  
Apolonia Hendrice Ramda ◽  
Alberta Parinters Makur

<p>This research aimed to: 1) compare the mathematical critical thinking skills of students who were taught with the Problem Based Learning model assisted by open-ended problems and students who were traditionally taught, 2) investigate the interaction between problem based learning models with mathematical attitudes towards students' mathematical critical thinking abilities. It was a quantitative study using a quasi-experimental method with a 2 x 2 factorial design and was conducted at SMA Negeri 1 Cibal, Manggarai district, East Nusa Tenggara. Two classes were experimental and two classes were control and were chosen using cluster random sampling techniques. Data were obtained through questions to measure mathematical critical thinking skills and mathematical attitude questions and then analyzed with two way ANOVA. The data analysis and interpretation showed that 1) the mathematical critical thinking skills of students who were taught with the Problem Based Learning model assisted by open-ended problems were better than those of students who have been traditionally taught 2) there was no interaction between the problem based learning model and students' mathematical critical thinking abilities. This means that both students who had high and low mathematical attitudes scores when taught with the Problem Based Learning approach assisted with open-ended problems were always better than students who are taught with conventional approaches.</p><p><strong>BAHASA INDONESIA ABSTRACT:</strong> Penelitian ini bertujuan untuk; 1) membandingkan kemampuan berpikir kritis matematika siswa yang mengikuti model <em>problem</em><em> </em><em>based learning</em> berbantuan masalah open-ended dengan kemampuan berpikir kritis matematika siswa yang mengikuti pembelajaran konvensional. 2) melihat interaksi antara model problem based learning dengan sikap matematis terhadap kemampuan berpikir kritis matematika siswa. Penelitian ini merupakan penelitian eksperimen semu (<em>quasi experiment</em>) dengan rancangan factorial 2 x 2. Populasi dalam penelitian ini adalah siswa kelas X SMA Negeri 1 Cibal kabupaten Manggarai, Nusa Tenggara Timur. Pengambilan sampel dilakukan dengan menggunakan teknik cluster random sampling, 2 kelas sebagai kelas eksperimen dan 2 kelas sebagai kelas kontrol. Instrumen penelitian yang digunakan berupa tes kemampuan berpikir kritis matematika dan tes sikap matematis. Data yang telah terkumpul dianalisis dengan menggunakan uji Anava Dua Jalur. Sebelum digunakan uji anava dua jalur, data tersebut terlebih dahulu dilakukan uji normalitas dan homogenitas. Hasil penelitian ini menunjukkan; 1) kemampuan berpikir kritis siswa yang mengikuti pembelajaran matematika dengan model Problem Based Learning berbantuan masalah open-ended lebih baik daripada siswa yang mengikuti pembelajaran matematika dengan pendekatan konvensional; 2) tidak terdapat interaksi antara pendekatan pembelajaran Problem Based Learning dengan sikap matematis siswa terhadap kemampuan berpikir kritis matematika siswa. Artinya baik siswa yang memiliki sikap matematis tinggi maupun yang memiliki sikap matematis rendah apabila diajarkan dengan pendekatan pembelajaran Problem Based Learning berbantuan masalah open-ended selalu lebih baik dibanding siswa yang dibelajarkan dengan pendekatan konvensional.</p>


2016 ◽  
Vol 5 (2) ◽  
pp. 213 ◽  
Author(s):  
Widya Wati ◽  
Rini Fatimah

The purpose of this research is to know the effect size of cooperatif learning model to critical thinking skills students at physics learning Class 8th grade Junior High School 24 Bandar Lampung. The type of this research was a quasi experimental with pretest - posttest control group design. The research involved two groups of students who accounted for 34 students for experiment class and 36 students for control class. The collection of data obtained using a test instrument shaped essay at critical thinking skills level. The results show that cooperative learning model type NHT have effect to critical thinking skills on effect size index 0,7. The effect size index 0,7 show that NHT to outcome critical thinking skills of students i.e 62 % better than control class.  Experiment class is better than control class at random sampling are 0,58 it means each one of 100 random sampling  give effect for 58 sampling to improve critical thinking skills of students at learning physics.Penelitian ini bertujuan untuk mengetahui effect size dari model pembelajaran kooperatif tipe numbered heads together (NHT) terhadap kemampuan berpikir kritis siswa pada pembelajaran fisika  kelas VIII SMP Negeri 24 Bandar Lampung. Jenis penelitian ini adalah quasi eksperimen dengan pretest - posttest control group design. Penelitian ini melibatkan 2 kelompok belajar siswa yang berjumlah 34 siswa untuk kelas Eksperimen dan 36 siswa untuk kelas kontrol. Pengumpulan data diperoleh dengan menggunakan instrumen tes berbentuk essay pada level kognitif kemampuan berpikir kritis. Diperoleh hasil penelitian bahwa model pembelajaran kooperatif tipe NHT mempunyai pengaruh terhadap kemampuan berpikir kritis pada pembelajaran fisika dengan indeks effect size sebesar 0,3. Effect size 0,3 ini menunjukkan bahwa NHT dapat menghasilkan outcome kemampuan berpikir kritis siswa sebesar 58 % lebih baik dari kelas kontrol. Kelebihan kelas eksperimen dari kelas kontrol dalam pengambilan sampel acak sebanyak 0,58 artinya pada setiap 100 sampel acak NHT dapat mempengaruhi 69 sampel untuk meningkatkan kemampuan berpikir kritis siswa pada pembelajaran fisika.


Author(s):  
Ari Wariyanti

ABSTRACTThis research aims to know the effect of inquiry learning model toward critical thinking skill and learning result of fourth grade student of Elementary School. The type of research is experiment research with form of research is pretest-posttest control group design. The research data was obtained as follows:  the ttest score (13,539) > ttable (1,686) and mean score in experiment class is 91,2500 higher than the critical thinking skills of students in the control class 57,7083. So, there are effect of inquiry learning model toward student’s critical thinking skill. As for the second hypothesis testing was shown with ttest score (4,459) > ttable (1,686) with mean score in experiment class is 87,5000 higher than student’s learning results in control class 75,7500. So, there are effect of inquiry learning model to student’s learning result. Based on the discussion of research results, it can be concluded that inquiry learning model has an effect to student’s critical thinking skills and student’s learning result in significant. Keywords: Inquiry Learning Model, Critical Thinking Skills, Learning Result. ABSTRAK                                                                                          Penelitian ini bertujuan untuk mengetahui pengaruh model pembelajaran inkuiri terhadap kemampuan berpikir kritis dan hasil belajar siswa kelas IV SD.  Jenis penelitian yang dilakukan adalah penelitian eksperimen dengan desain penelitian pretest-posttest control group design. Data hasil penelitian yang diperoleh sebagai berikut: nilai thitung (13,539) > ttabel (1,686) dan nilai mean pada kelas eksperimen sebesar 91,2500 lebih tinggi dibandingkan dengan kemampuan berpikir kritis  siswa pada kelas kontrol yaitu sebesar 57,7083. Jadi, ada pengaruh model pembelajaran inkuiri terhadap kemampuan berpikir kritis siswa. Sedangkan untuk pengujian hipotesis kedua menunjukkan nilai thitung (4,459) > ttabel (1,686) dengan nilai mean pada kelas eksperimen sebesar 87,5000 lebih tinggi dibandingkan dengan hasil belajar siswa pada kelas kontrol yaitu 75,7500. Jadi, ada pengaruh model pembelajaran inkuiri terhadap hasil belajar siswa. Berdasarkan diskusi hasil penelitian, dapat disimpulkan bahwa model pembelajaran inkuiri berpengaruh terhadap kemampuan berpikir kritis siswa dan hasil belajar siswa secara signifikan. Kata-kata Kunci: model pembelajaran inkuiri, kemampuan berpikir kritis, hasil belajar.


2019 ◽  
Vol 2 (1) ◽  
Author(s):  
Rifda Salsa Khairiyah ◽  
Raden Roro Ariessanty Alicia Kusuma Wardhani ◽  
Herlina Apriani

Penelitian ini bertujuan untuk mengetahui pengaruh lembar kerja siswa (LKS)  berbasis  pendekatan  induktif terhadap kemampuan  berpikir  kritis siswa pada materi kelarutan dan hasil kali kelarutan. Penelitian ini dilaksanakan di SMA Negeri   12   Banjarmasin   dengan   menggunakan   metode   eksperimen   yang melibatkan dua kelompok belajar yaitu kelas eksperimen dan kelas kontrol dengan desain penelitian posttest only control group design. Sampel dalam penelitian ini sebanyak 48 sampel yang terdiri dari kelas eksperimen berjumlah 23 siswa dan kelas  kontrol  berjumlah  25  siswa.  Instrumen  yang  digunakan  untuk mengumpulkan  data  dalam  penelitian  ini  adalah  angket  kemampuan  berpikir kritis. Hasil penelitian menunjukkan bahwa pembelajaran yang menggunakan lembar kerja siswa berbasis pendekatan induktif dapat meningkatkan kemampuan berpikir kritis siswa dalam belajar pada materi kelarutan dan hasil kali kelarutan di SMA Negeri 12 Banjarmasin. Hal ini dapat dilihat pada hasil uji hipotesis yang menggunakan uji mann-whitney. Hasil yang didapatkan adalah nilai sig sebesar 0,036, yang menyatakan H0 ditolak dan H1 diterima, hal ini dikarenakan nilai sig < 0,05.This study aims to determine students’ critical thinking skills by using student worksheet based on inductive approach to student’s critical thinking skills on solubility and solubility results material . This research was conducted at SMA Negeri 12 Banjarmasin by using an experimental method involving the two study groups namely experimental class and control class with the research design used is the posstest only control group design. The sample in this study were 48 samples consisting of an experimental class 23 students and a control class 25 students. Instrument used to collect data were questionnaires of thinking skill. The result showed that learning with worksheet based on an inductive approach can improve students’ critical thinking skills in learning the material solubilty and solubility results  at  SMA  Negeri  12  Banjarmasin.  This  can  be  seen  in  the  results  of hypothesis testing using the Mann Whitney test. The results obtained are sig value of 0,036, which states that H0 is rejected and H 1 is accepted, this is because  sig < 0,05.


BIODIK ◽  
2019 ◽  
Vol 5 (2) ◽  
pp. 173-180
Author(s):  
Gufron Amirullah ◽  
Rizkia Suciati ◽  
Susilo Susilo ◽  
Dewi Handayani

Learning strategy is a very decisive factor in student learning outcomes. This study wanted to know the influence of Predict Observe Explain (POE) strategy to the critical thinking ability of grade X students in environmental pollution material at SMA Negeri 3 Bekasi. The study used Pretest-Posttest Control Group Design with a sampling technique of Cluster Random Sampling (N: 90). Research instruments in the form of 10 test descriptions that have been integrated with the ability of critical thinking are used for data collection. The research Data is analyzed using the normality test, homogeneity test, and T test. Our research results show the average value of the experiment class (x = 75.03) greater than the control class (x = 65.57). The hypothesis Test (T-Test) with a signification level of 1% obtained a Thit value of 5.25 & this 2.39. Our research suggests that POE learning strategies can affect students ' critical thinking skills. This POE strategy can be used as a referral for biological teachers to improve the students ' critical thinking skills. Keywords: POE strategy, essential thinking ability, environmental pollution. Abstrak. Strategi pembelajaran merupakan faktor yang sangat menentukan hasil belajar siswa. Studi ini ingin mengetahui pengaruh strategi Predict Observe Explain (POE) terhadap kemampuan berpikir kritis siswa kelas X pada materi pencemaran lingkungan di SMA Negeri 3 Bekasi. Penelitian ini menggunakan Pretest-Posttest Control Group Design dengan teknik sampling Cluster Random Sampling (n: 90). Instrumen penelitian berupa 10 soal tes uraian yang telah terintegrasi dengan kemampuan berpikir kritis digunakan untuk pengumpulan data. Data penelitian dianalisis dengan menggunakan uji normalitas, uji homogenitas, dan uji t. Hasil penelitian kami menunjukkan nilai rata-rata kelas eksperimen (x = 75,03) lebih besar dari kelas kontrol (x = 65,57). Uji hipotesis (uji t) dengan taraf signifikasi 1 % diperoleh nilai thit sebesar 5,25 & ttabel 2,39. Penelitian kami menunjukkan bahwa strategi pembelajaran POE dapat mempengaruhi kemampuan berpikir kritis siswa. Strategi POE ini dapat dijadikan rujukan guru biologi untuk meningkatkan kemampuan berpikir kritia pada siswa. Kata Kunci : Strategi POE, Pencemaran Lingkungan, Kemampuan Berpikir Kritis.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
NI MADE AYU RATNA PARWATHI . ◽  
PROF. DR. I WAYAN SANTYASA, M.Si. . ◽  
DR. I WAYAN SUKRA WARPALA, S.PD.,M.Sc .

Penelitian ini bertujuan mendeskripsikan perbedaan pemahaman konsep (PK) IPA dan keterampilan berpikir kritis (KBK) siswa antara yang belajar dengan model pembelajaran berbasis masalah (MPBM) dengan yang belajar dengan model pembelajaran konvensional (MPK). Penelitian eksperimen semu ini melibatkan 5 kelas siswa kelas VII SMP Negeri 4 Bebandem Karangasem Tahun Pelajaran 2015/2016 sebagai populasi. Dua sampel ditentukan dengan teknik acak kelas, yaitu kelas VIIA menggunakan model PBM dan Kelas VIID dengan Model PK. Data PK IPA dan KBK dikumpulkan dengan tes. Data dianalisis secara deskriptif dan MANCOVA satu jalan dengan PK dan KBK awal berperan sebagai kovariabel. Setelah perlakuan dikontrol dengan PK dan KBK awal, hasil penelitian menunjukkan bahwa terdapat perbedaan signifikan PK IPA dan KBK siswa antara yang belajar dengan MPBMdanMPK.Baik PK IPA maupun KBK siswa yang belajar dengan MPBM lebih baik dibandingkan dengan yang belajar dengan MPK. Kata Kunci : pembelajaran berbasis masalah (problem based learning/PBL), pemahaman konsep IPA, keterampilan berpikir kritis. This study aims to describe the differences of conceptual understanding (CU) in science and students’ critical thinking skills (CTS) between them learned in problem-based learning model (PBLM) and conventional learning model (CLM). Thisquasi-experimental in volved 5 classes student of the 7 grade of students in SMP Negeri 4 Bebandem Karangasem in the year 2015/2016 asa population. Two classes as samples were determined by group random sampling technique, namely class VIIa used PBL and Class VIID utilized conventional learning models (CL). The data of CU inscience and CTS of students were collected by tests. Data were analyzed descriptive and one way of MANCOVA with prior of CU as well as CTS a cts as covariates. After the treatment was controlled by prior of CU and CBC, there were significant differences in CU and CTS of students between them learned in the PBLM and CLM. Neither CU in scine and students’ CTS who learned in the PBLM were better than CLM.keyword : problem-based learning ( PBL), undertanding of science concepts, critical thinking skill.


2021 ◽  
Vol 1 (1) ◽  
pp. 33-44
Author(s):  
Shila Avila ◽  
Susriyati Mahanal ◽  
Siti Zubaidah

this research aims to: The purpose of this study is to know: 1) the effectiveness of Remap-CS based learning model towards critical thinking skills and cognitive learning outcomes of students in SMA Negeri 2 Malang; 2) the effectiveness of gender towards critical thinking skills and cognitive learning outcomes of students in SMA Negeri 2 Malang; 3) the interaction between learning model based on Remap-CS with gender to critical thinking skill and cognitive learning outcomes of students in SMA Negeri 2 Malang. The research design used was quasi experiment research with pretest- posttest nonequivalent group design. The population of research is the students of X class in SMAN 2 Malang. The sample of the research is the students of class X MIPA 3 as the experimental class and class X MIPA 5 as the control class. Data is taken during pretest & posttest. The first test instrument is tested for validity and reliability. Hypothesis test using anakova with significance level 0, 05 (P is less then 0, 05) using pretest and posttest score data. The results showed: 1) there is an effect of Remap-CS biology based learning on critical skill and cognitive learning achievement in students; 2) there is no effect of gender towards critical skill and cognitive learning outcomes in students; 3) there is an interaction between learning strategy and gender towards critical thinking skill, but there is no effect of learning strategy and gender to students cognitive learning outcomes. penelitian ini bertujuan untuk mengetahui: 1) pengaruh model pembelajaran berbasis Remap-CS terhadap keterampilan berpikir kritis dan hasil belajar kognitif siswa di SMA Negeri 2 Malang; 2) pengaruh gender terhadap keterampilan berpikir kritis dan hasil belajar kognitif siswa di SMA Negeri 2 Malang; 3) pengaruh interaksi antara model pembelajaran berbasis Remap-CS dengan gender terhadap keterampilan berpikir kritis dan hasil belajar kognitif siswa di SMA Negeri 2 Malang. Rancangan penelitian yang digunakan ialah quasi eksperimen dengan pretest posttest nonequivalent group design. Populasi penelitian ialah siswa kelas X di SMAN 2 Malang. Sampel penelitian adalah siswa kelas X MIPA 3 sebagai kelas eksperimen dan kelas X MIPA 5 sebagai kelas kontrol. Data diambil pada saat pretest & posttest. Instrumen tes terlebih dahulu diuji validitas dan reliabilitas. Uji hipotesis menggunakan anakova dengan taraf signifikansi 0,05 (P lebih kecil dari 0,05) menggunakan data skor pretest dan posttest. Hasil penelitian menunjukkan: 1) ada pengaruh pembelajaran biologi berbasis Remap-CS terhadap keterampilan berpikir kritis dan hasil belajar kognitif pada siswa; 2) tidak ada pengaruh gender terhadap keterampilan berpikir kritis dan hasil belajar kognitif pada siswa; 3) ada pengaruh interaksi strategi pembelajaran dan gender terhadap keterampilan berpikir kirits, namun tidak ada pengaruh interaksi strategi pembelajaran dan gender terhadap hasil belajar kognitif siswa.


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