scholarly journals ANALISIS KEMAMPUAN BERPIKIR KRITIS MAHASISWA DALAM MEMECAHKAN MASALAH KALKULUS

2019 ◽  
Vol 8 (2) ◽  
pp. 279
Author(s):  
Yunis Sulistyorini ◽  
Siti Napfiah

Berpikir kritis merupakan kemampuan yang dapat dipelajari dan dilatihkan agar mampu memecahkan masalah secara efektif. Penelitian ini bertujuan untuk mendeskripsikan kemampuan berpikir kritis mahasiswa dalam memecahkan masalah kalkulus. Jenis penelitian ini adalah penelitian kualitatif deskriptif. Subjek dari penelitian ini adalah tiga orang mahasiswa program studi Pendidikan Matematika IKIP Budi Utomo Malang yang berkemampuan matematika tinggi. Instrumen yang digunakan yaitu soal pemecahan masalah Kalkulus dan pedoman wawancara. Instrumen dibuat untuk menggali kemampuan berpikir kritis mahasiswa dalam memecahkan masalah. Hasil penelitian menunjukkan bahwa subjek mampu menunjukkan kemampuan berpikir kritis yang tinggi. Hal ini ditunjukkan dengan terpenuhinya seluruh indikator kemampuan berpikir kritis dalam memecahkan masalah matematika yaitu menggunakan penalaran pada tahap memahami masalah, menganalisis keterkaitan masing-masing bagian dari keseluruhan untuk menghasilkan sistem yang kompleks pada tahap membuat perencanaan, menganalisis dan mengevaluasi fakta-fakta pada tahap melaksanakan perencanaan, dan menarik kesimpulan berdasarkan hasil analisis pada tahap memeriksa kembali. Walaupun ketiga subjek memenuhi keseluruhan indikator berpikir kritis, namun masing-masing subjek menunjukkan proses pemecahan masalah yang berbeda. Masalah open-ended dapat dipertimbangkan dalam melatihkan kemampuan berpikir kritis sekaligus mengakomodasi berbagai tingkatan akademik mahasiswa.AbstractCritical thinking is an ability that can be learned and trained to be able to solve problems effectively. This study aims to describe students' critical thinking skills in solving calculus problems. This type of study was descriptive qualitative research. The subjects were three undergraduate students of the IKIP Budi Utomo Malang Mathematics Education with high mathematical abilities. The research instruments were calculus problem solving questions and interview guidelines. The instruments used to explore students' critical thinking skills in solving problems. The results showed that subjects were able to demonstrate high critical thinking skills. This is indicated by the fulfillment of all indicators of critical thinking skills in solving mathematical problems, namely using reasoning at the stage of understanding the problem, analyzing the relationship of each part of the whole to produce a complex system at the stage of devising a plan, analyzing and evaluating the facts at the stage of carrying out the plan, and draw conclusions based on the results of the analysis at the stage of looking back. Although all three subjects fulfill all indicators of critical thinking skills, each subject shows a different problem solving process. Open ended problems can be considered to develop critical thinking skills while accommodating various academic levels of students.

Author(s):  
Egi Gustomo Arifin

<em>curriculum has also changed, namely with a scientific approach. The criteria in this approach emphasize several aspects, including learning materials based on facts or phenomena that can be explained by logic, teacher explanations, student responses, and educative interactions between teachers and students, subjective thinking, encouraging and inspiring students to think critically, analytically, and accurately in identifying, understanding, solving problems, and applying learning materials.Teachers as educators must develop student's critical thinking skills. Aim of this study describes the concept of Problem Based Learning (PBL), components of critical thinking skills and the relationship of PBL with critical thinking skills. The results are problem-based learning can improve critical thinking through 5 phases, (a) orienting problems; (b) organize students to research; (c) assist group investigations; (d) develop and present the work; (e) analyze and evaluate the problem solving process.</em>


2019 ◽  
Vol 3 (2) ◽  
pp. 93
Author(s):  
Neti Afrianis

Critical thinking skills is a very important aspect that students must have in learning chemistry, especially in solving problems that require deeper alternative solutions. This research aims to analyze the relationship of critical thinking on student learning outcomes on salt hydrolysis material. In this research, there were 48 students sampled, the technique used for sampling was purposive sampling. For data analysis in this research using correlation and regression tests with a probability value of 0.05. From the results of the linearity and correlation tests found that students 'critical thinking skills have a relationship with student learning outcomes on salt hydrolysis material by 0.599 and the regression results also show the same thing that there is a significant relationship between students' critical thinking skills with learning outcomes on salt hydrolysis material that is seen from the comparison of the significance value (0,000) with a probability value (0.05), (0,000 <0.05) means that there is a positive relationship between critical thinking skills with student learning outcomes on salt hydrolysis material in SMAN 1 Kampar. The contribution or contribution of students' critical thinking skills to learning outcomes in the hydrolysis material is 35.9% while the remaining 64.1% is influenced by other factors. The higher the level of critical thinking skills of students, the greater the significant functional relationship to learning outcomes, and also the greater contribution / contribution of critical thinking skills to student learning outcomes.Keywords : Critical thinking skills, learning outcomes, correlation and regression analysis, salt hydrolysis


2018 ◽  
Author(s):  
◽  
Jennifer L. Wiley

The ability to think critically and complexly amid novel experiences that require self- and other-awareness is something that leaders in an array of social institutions seek to develop in their communities. Global and Diversity Learning (GDL) practices, one category of high impact practices (Kuh, 2008), aim to increase students' awareness of self and others and imbue critical thinking skills that will help students see how their own background and experiences interact with those of peers. This study aims to understand the relationship of four GDL practices (education abroad, multicultural programming, intercultural living-learning communities, and global studies coursework) to desired learning outcomes. Through completing ANCOVAs and multiple regression analyses on an existing dataset of GDL participants, this study demonstrates the influence of gender, socio-economic status, and citizenship within GDL practice types. The study findings also reveal significant differences between group members' other awareness and critical thinking capacity. Understanding how different GDL practice types affect capacity development will allow university leadership to direct collaboration between departments and align programming, to allocate resources more effectively, and communicate potential outcomes based on empirical data.


Author(s):  
Alfia Nur Filah ◽  
Dafik . ◽  
Kusno .

Critical thinking is one of the most important thinking skills for students in solving mathematical problems. Hence, students will be able to compete on a global scale when they have the thinking skills; one of them is critical thinking skill. In solving the series of generalization problem, the researcherss divided the problem solving process into three levels of process solutions made by them. This descriptive research employed qualitative approach. The results of students’ work were analyzed to determine the level of students’ critical thinking skills. Based on the findings, students who had high mathematics skills were classified at critical level (TKBK 3). It indicated that the students were able to find generalization of series. On the other hand, students who had medium mathematics skills were classified at the critical level (TKBK 1). It indicated that they were only able to find the formula Sn to each series, whereas low skills students were at the uncritical level (TKBK 0). It indicated that they were only able to sort out what was known and asked questions.


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