scholarly journals ANALISIS KEMAMPUAN BERPIKIR KRITIS DALAM PEMBELAJARAN BIOLOGI SISWA KELAS XI SMAN 1 TANAH PUTIH ROKAN HILIR

2021 ◽  
Vol 9 (2) ◽  
pp. 30-37
Author(s):  
Sepita Ferazona ◽  
◽  
Suryanti Suryanti ◽  
Sri Amanah ◽  
Siti Robiah ◽  
...  
Keyword(s):  
Critical Thinking ◽  
Survey Research ◽  
Respiratory System ◽  
Sampling Technique ◽  
Critical Thinking Ability ◽  
Thinking Ability ◽  
Qualitative Descriptive ◽  
Descriptive Approach

This study aims to see the Critical Thinking Ability in the Materials of the Respiratory System of Class XI SMAN 1 Tanah Putih Subdistricts. The sample of this study consisted of one class, the determination of the sample by using purposive sampling technique. This type of research is survey research with a qualitative descriptive approach. The data obtained is the students' critical thinking ability. The percentage of gain in SMAN 1 Tanah in Focus indicator gets a percentage of 66% in the high category, the argument indicator gets a percentage of 13.20 with a very low category, the conclusion indicator gets a percentage of 56.56% in the medium category, the situation indicator gets a percentage of 47.1% with the medium category, the follow-up indicator obtained a percentage of 3.85% with a very low category.

scholarly journals A PENINGKATAN KEMAMPUAN BERPIKIR KRITIS MELALUI PENGGUNAAN STRATEGI ACTIVE SHARING KNOWLEDGE UPAYA MEMPERSIAPKAN GENERASI ABAD 21

Perspektif ◽  
2020 ◽  
Vol 11 (1) ◽  
pp. 64-70
Author(s):  
SEPITA FERAZONA
Keyword(s):  
Critical Thinking ◽  
Sampling Technique ◽  
Study Program ◽  
Training And Education ◽  
Critical Thinking Ability ◽  
Quantitative Data Analysis ◽  
Thinking Ability ◽  
Knowledge Strategies ◽  
Academic Year

This study aims to look at the Critical Thinking Ability Through the Use of Active Sharing Knowledge Strategies in an effort to prepare the 21st century generation of Material Excretion Systems. This research was conducted in April-July 2018/2019 Academic Year, at the Riau Islamic University, Faculty of Teacher Training and Education in Biology Study Program. The sample of this study consisted of one class, the determination of the sample by using purposive sampling technique. This type of research is a survey research with a qualitative approach. The method used in this research is experiment, which aims to find out a symptom or effect that arises, as a result of the existence of certain treatments. The data obtained were analyzed using quantitative data analysis techniques. The data obtained is the ability of students' critical thinking. The assessment of critical thinking abilities is carried out in accordance with the six indicators of critical thinking, namely: 1) Focus (focus), 2) Arguments (Reason), 3) Conclusions (inference), 4) Situation (Situation), 5) Clarity (Clarity), 6) Advanced Overview (Overview). The results showed that of the 17 critical thinking questions tested obtained a different presentation. 45% of the students' answers in the categories are very good and 55% are in the good categories. This proves that students' thinking on excretory material is good.

CONCEPT-BASED LEARNING DAN KEMAMPUAN BERFIKIR KRITIS MATEMATIS

2020 ◽  
Vol 2 (1) ◽  
Author(s):  
Maifalinda Fatra ◽  
A Rizki ◽  
Tita Khalis Maryati
Keyword(s):  
Critical Thinking ◽  
Mathematics Learning ◽  
Sampling Technique ◽  
Thinking Skills ◽  
Learning Model ◽  
Critical Thinking Skills ◽  
Control Group ◽  
Simple Explanation ◽  
Critical Thinking Ability ◽  
Thinking Ability

Mathematical Critical thinking is one of  mathematical abilities that must be obtained by students. Critical thinking is one of the high order thinking processes that can make concepts in student knowledge.  Students with critical thinking in mathematics learning mostly do rational activities such as interpreting information based on a particular theoretical framework, linking theory with practice, making claims and justifying it, utilizing data in support of argumentation, making relations or relationships between various ideas, asking questions, evaluating knowledge, predict, describe something, analyze, synthesize, and categorize. This study aims to analyze the effect of the Concept-Based Learning Model on the critical thingking mathematical abilities.The purpose of this research is to analyze the effect of Concept-Based Learning Model toward mathematics critical thinking ability. The method used in this research is quasi experiment by Randomize Control Group Post Test Only Design with cluster random sampling technique. Indicators of mathematics critical thinking skills measured in this study include providing simple explanations, building basic skills, concluding, making more explanations, and deciding an action. The results showed that the mathematics critical thinking ability of students in the experimental class for the five indicators that being analyze was higher than the ability of students in the control class. A fairly high difference in the indicator showed in give a simple explanation and concluding. and it means that the application of Concept-Based Learning Model significantly influences the  abilities  of students' mathematics critical thinking.

scholarly journals PEMANFAATAN MEDIA SOFTWARE TRACKER UNTUK MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS PESERTA DIDIK PADA MATERI IMPULS DAN MOMENTUM DI SMKN 1 SOREANG

2017 ◽  
Vol 2 (1) ◽  
pp. 17-22
Author(s):  
Furi Chorina Agustin ◽  
Yudi Dirgantara ◽  
Ade Yeti Nuryantini
Keyword(s):  
Critical Thinking ◽  
Cognitive Abilities ◽  
Positive Impact ◽  
Sampling Technique ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Critical Thinking Ability ◽  
Analysis Technique ◽  
Thinking Ability ◽  
High Level

This study originated from the lack of utilization of learning media during the learning process. Teaching methods used by teachers are less varied so that learners are only trained in cognitive abilities only while for high-level thinking skills such as critical thinking ability is still low. One alternative that can be done to improve the skills of critical thinking is to utilize the Software Tracker media. This study aims to determine the improvement of critical thinking skills of learners through the use of Software Tracker media on the material impulse and momentum. The research method used is Pre-Experiment with design One-Group Pretest-Posttest Design. The sample of this research using Purposive Sampling technique. The research instrument used in this research is the critical thinking skills of the students of impulse material and momentum to measure the critical thinking ability of learners. The data analysis technique uses normality test, and t test to normalized n-gain value from pretest and posttest value of learners using Microsoft Excel. The results showed that the critical thinking skills of learners increased after utilizing the Software Tracker media during learning. The result of this research is proved from the significant value of ttable test of 1.691 while t count is 24.53 which means H0 is rejected and Ha accepted. The results of this study indicate that the use of Software Tracker media on the material impulse and momentum have a positive impact on improving the critical thinking skills of learners.

scholarly journals The Effects of Grammar Mastery and Critical Thinking towards Students’ Descriptive Writing Skill

2017 ◽  
Vol 2 (2) ◽  
Author(s):  
Nina Puspitaloka
Keyword(s):  
Critical Thinking ◽  
Sampling Technique ◽  
Choice Test ◽  
Critical Thinking Ability ◽  
Independent Variables ◽  
Writing Test ◽  
Analysis Technique ◽  
Thinking Ability ◽  
Writing Skill ◽  
Descriptive Writing

The purpose of this research wants to know the effect both grammar mastery and critical thinking towards student’s descriptive writing skill. It wants to know the effect of grammar mastery towards student’s descriptive writing skill. And then, it wants to know the effect of critical thinking towards student’s descriptive writing skill. Research method is a survey research which is taken from 90 students that are chosen randomly sampling technique at private senior high school in Karawang. There are several instruments, which are used in viewing the relationship between two independent variables (grammar mastery and critical thinking) and one dependent variable (descriptive writing skill), namely: (1) multiple choice test to measure the level of knowledge grammar mastery, (2) questionnaires to measure the level of cognitive in critical thinking, and (3) writing test to measure student’s ability in terms of descriptive writing skill. Data analysis technique used SPSS Version 16.0. The result of the research shown that (1) both grammars learned by student and critical thinking ability have effects on the student’s writing skill. This is evidence of the value both independent variables are Fcount = 339,539 and sig as big as 0,000 < 0,05. (2) grammar learnt by the students has effect on the student’s descriptive writing skill, this is evidenced by tcount  = 26,037 and sig as big as 0,000 < 0,05. (3) critical thinking ability has no effect on the student’s descriptive writing skill, this is evidence by tcount = 0,858 and sig as big as 0,393 > 0,05.

scholarly journals PENGARUH PENDEKATAN REALISTIC MATHEMATICS EDUCATION (RME) TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA KELAS VII SMP NEGERI 2 KOTA JAMBI

2018 ◽  
Vol 2 (1) ◽  
pp. 40
Author(s):  
Rismaya Oktaviani ◽  
Harman Harman ◽  
Sri Dewi
Keyword(s):  
Critical Thinking ◽  
Standard Deviation ◽  
Mathematics Education ◽  
Sampling Technique ◽  
Thinking Skills ◽  
Learning System ◽  
Realistic Mathematics Education ◽  
Critical Thinking Ability ◽  
Realistic Mathematics ◽  
Thinking Ability

Abstract: This research is motivated by low students' critical thinking ability. This is caused by the ineffectiveness of learning in the classroom in the learning process with conventional model while the students who receive it more passive and afraid to express the assumption because they think that math is hard to learn. So teachers need to apply a fun learning system and more real in improving the ability to think critically by using Realistic Mathematics Education Approach (RME) to help critical thinking of students to be more critical. This research is an experimental research. The population in this research is all students of class VII SMPN 2 Kota Jambi Academic Year 2017/2018. Sampling using Random Sampling technique, which is taken class VII A and VII D where two classes are given different treatment. This study aims to determine the difference of Realistic Mathematics Education (RME) approach to critical thinking skills of the seventh grade students of SMPN 2 Kota Jambi, the subject of the set. Based on Post-test results can be seen that the critical thinking ability of students of class VIIIA (experiment) SMP Negeri 2 Kota Jambi on the set material, the average value is 76.84 with standard deviation 6.96 whereas in class VIIID (Control) average of 72.75 with standard deviation of 11.64. Based on these calculations there is a difference between the experimental class and the control class, this is the influence of the approach of Realistic Mathematics Edication (RME).Keywords: Realistic Mathematics Education (RME) Approach, Student Critical Thinking Ability

scholarly journals ANALISIS KEMAMPUAN BERPIKIR KRITIS MATEMATIKA SISWA PADA MASA PANDEMI COVID-19

2021 ◽  
Vol 4 (3) ◽  
pp. 78-83
Author(s):  
Tumeal Duri ◽  
Roslian Lubis ◽  
Marzuki Ahmad
Keyword(s):  
Critical Thinking ◽  
Data Analysis ◽  
Data Reduction ◽  
Data Presentation ◽  
Critical Thinking Ability ◽  
Data Analysis Technique ◽  
Analysis Technique ◽  
Thinking Ability ◽  
Qualitative Descriptive

The aim of study is to know the students’ mathematics critical thinking ability on the topic of lines and sequences arithmetic in pandemic Covid-19 period at SMA Negeri 1Padang Bolak. The approach of the research used qualitative descriptive and data analysis technique includes data reduction, data presentation, and taking conclusion. Instrument of the research used test and semistructure interview. the result of the research shows the average of students’ mathematics critical thinking ability on the topic of lines and sequences arithmetic in SMA Negeri 1 Padang Bolak  is 67.26 (enough category). Only 8 from 10 students are able to answer three question completely and the rest are able to answer one from three questions.  

scholarly journals Penjenjangan Kemampuan Berpikir Kritis Matematis Berdasarkan Teori Bloom Ditinjau Dari Kecerdasan Multiple Intelligences

2019 ◽  
Vol 2 (1) ◽  
pp. 87-103
Author(s):  
Mujib Mujib
Keyword(s):  
Critical Thinking ◽  
Multiple Intelligences ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Analysis And Evaluation ◽  
Critical Thinking Ability ◽  
Spatial Intelligence ◽  
Thinking Ability ◽  
Qualitative Descriptive ◽  
The Mathematical Model

This study aims to see how the mathematical model of critical thinking skills is based on Bloom theory in terms of Multiple Intelligences intelligence, namely Students have Linguistic Intelligences, Logical-Mathematical and Spatial Intelligence Intelligence. The research method used is descriptive qualitative. Subjects taken in this study were using purpose sampling techniques. Data collection techniques used are tests, questionnaires, observation and interviews. Data analysis was carried out in a qualitative descriptive manner. Each Multiple Intelligences intelligence is capable of observing, understanding, applying, analyzing, evaluating and creating. Based on the tests and interviews the characteristics seen are at the stage of observing, understanding and applying. Not able to analyze, evaluate and be creative. Students who have a tendency to Linguistic Intelligence Intelligence processes the process of critical thinking mathematically has the stages of Lower Order Thinking (LOT). Students who have Spatial Intelligence Intelligence stages of critical thinking skills are mathematical, namely at the stage of observing, understanding, applying analysis and evaluation. At the stage of creation, the characteristics of students are not able. Students who have a tendency for Spatial Intelligence intelligence in the process of mathematical critical thinking skills at the level of Middle Order Thinking (MOT). Students who have the type of Logical-mathematical Intelligence Intelligence stage of critical thinking ability that is the stage of observing, understanding, applying, analyzing, evaluating, and developing. Students who have the type of Logical-mathematical Intelligence tendencies in the process of mathematical critical thinking abilities at the stages of Higher Order Thinking (HOT).

scholarly journals Analisis Kemampuan Berpikir Kritis Matematis : Dampak Pendekatan Saintifik ditinjau dari Kemandirian Belajar

2019 ◽  
Vol 2 (1) ◽  
pp. 9-22
Author(s):  
Alkat Yanwar ◽  
Abi Fadila
Keyword(s):  
Critical Thinking ◽  
Design Research ◽  
Sampling Technique ◽  
Thinking Skills ◽  
Critical Thinking Skills ◽  
Critical Thinking Ability ◽  
Thinking Ability ◽  
Scientific Approach ◽  
Scheffe Method ◽  
Cluster Random Sampling

The purpose of this study is to find out whether there are: (1) the influence of the scientific approach on students’ critical thinking skills; (2) the influence of learning independence on students’ mathematical critical thinking ability; (3) the interaction between the scientific approach and the learning independence of students’ critical thinking skills. This research is a quasy experimental design research with 2x3 factorial design. Sampling technique in this research use probability sampling with cluster random sampling. The research instrument used is questionnaire self-reliance learning and test of critical thinking ability mathematically. Data from the results of tests of mathematical critical thinking ability were analyzed using anava test of two unequal cell paths and further tests using a double comparison test with the Scheffe method. The results showed that: (1) there was an influence of the scientific approach on students’ critical thinking skills; (2) there is influence of learning independence to students’ critical thinking ability mathematically; (3) there is no interaction between the scientific approach and the learning independence of mathematical critical thinking skills.

scholarly journals Pengaruh Model Pembelajaran Inkuiri Terbimbing Integrasi Peer Instruction terhadap Kemampuan Berpikir Kritis Siswa SMA pada Materi Laju Reaksi

2020 ◽  
Vol 3 (2) ◽  
pp. 196
Author(s):  
Chintia Dewi ◽  
Lisa Utami ◽  
Zona Octarya
Keyword(s):  
Critical Thinking ◽  
Reaction Rate ◽  
Sampling Technique ◽  
Peer Instruction ◽  
Guided Inquiry ◽  
Purposive Sampling ◽  
First Semester ◽  
Critical Thinking Ability ◽  
Thinking Ability ◽  
Essay Test

This research aimed at knowing the effect of implementing peer instruction integrated guided inquiry model on reaction rate lesson toward student critical thinking ability.  it was conducted at the first semester in the academic year of 2018/2019, and it was on reaction rate lesson at the eleventh-grade students of natural science 1 and 2 of state senior high school 2 tapung, kampar regency.  it was a quasi-experiment with pretest-posttest group experimental design.  51 students were the samples, and purposive sampling technique was used in this research.  instruments were essay test in the form of pretest and posttest and observation sheet.  the obtained data showed that there was a significant effect of peer instruction integrated guided inquiry model on reaction rate lesson toward student critical thinking ability, about 8,4%. Keywords: guided inquiry, peer instruction, critical thinking ability, reaction rate.ABSTRAK. Penelitian ini bertujuan untuk mengetahui pengaruh penerapan model pembelajaran inkuiri terbimbing integrasi peer instruction pada materi laju reaksi terhadap kemampuan berpikir kritis siswa. Penelitian ini dilaksanakan pada 2 kelas yaitu XI MIA 1 dan XI MIA 2 SMA Negeri 2 Tapung Kabupaten Kampar tahun ajaran 2018/2019. Jenis penelitian ini adalah quasi eksperimen dengan design pretes-postes. Sampel sebanyak 51 orang siswa dengan teknik pengambilan sampel purposive sampling. Instrumen penelitian berupa tes essay dan lembar observasi. Data yang diperoleh menunjukkan bahwa terdapat pengaruh yang signifikan dari penerapan model pembelajaran inkuiri terbimbing integrasi peer instruction pada materi laju reaksi terhadap kemampuan berpikir kritis siswa sebesar 8,4%.Kata kunci: inquiri terbimbing, berpikir kritis, laju reaksi

A Comparative Study of Government and Private School Students on Their Critical Thinking and Study Habits

2016 ◽  
Vol 3 (4) ◽  
Author(s):  
Roya Sherafat ◽  
C. G. Venkatesha Murthy
Keyword(s):  
Critical Thinking ◽  
Private School ◽  
Sampling Technique ◽  
Study Habits ◽  
Private Institutions ◽  
School Students ◽  
Government School ◽  
Critical Thinking Ability ◽  
Thinking Ability ◽  
Better Than

The authors have attempted to understand whether Government and Private school students of Mysore are differ on Critical Thinking and Study Habits. The study was conducted on the sample of 625 students of Mysore City in India using stratified random sampling technique. Results indicated that Government and Private school students differ on their critical thinking and study habits. Those students who were on Private schools had better critical thinking ability and study habits in favour of Government school students. It means, the critical thinking abilities and Study Habits of private school students are better than government school students.  It is being discussed that private institutions enjoy certain advantages against government institutions.

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