scholarly journals PENGARUH MODEL INSTRUKSIONAL KOOPERATIF TIPE CORE TERHADAP KEMAMPUAN REPRESENTASI MATEMATIS SISWA

Akademika ◽  
2021 ◽  
Vol 10 (01) ◽  
pp. 179-195
Author(s):  
Hendri Eka Jaya Putra ◽  
Hendar Ahmad Wibisono

The low learning outcomes of mathematics at junior high school level students are due to the low ability of students to use and assess the relationship between mathematics topics and organize the information obtained. One of the learning models with the discussion method that encourages students to use and assess the relationship between mathematical topics and organize the information obtained is the cooperative CORE (Connecting, Organizing, Reflecting, and Extending) learning model. The purpose of this study was to analyze the improvement of students' mathematical representation abilities through CORE models and analyzing differences in mathematical representation abilities between students using a cooperative CORE model with students using the learning method with the scientific approach, as well as to see student responses to the cooperative learning model type CORE. The method used is the Quasi Experimental Design method with type Non equivalent Control Group Design, with a population of all class VIII students of Al Ihsan Legenda Bekasi Junior High School for the 2019/2020 school year. The sampling technique used purposive sampling. The instruments used were questionnaire sheets and essay tests in accordance with the indicators of mathematical representation in the Functions. The results showed that there were differences in mathematical representation abilities between students who used the cooperative CORE model by using the learning method with a scientific approach, as well as student responses after using the CORE cooperative, make students more active and make it easier for students to learn the material and can improve student learning outcomes.

Author(s):  
Yulianis Yulianis

This research aims to find out the improvement of learning outcomes through the application of the Think Talk Write (TTW) Type Cooperative Learning Model with the Scientific Approach of class IX.3 State Junior High School 9 Dumai. This type of research is a classroom action research or classroom action research (CAR) that has 4 stages (planning stage, implementation stage, observation stage and reflection stage). The research conducted with the Observer was a fellow researcher. Observations are made on teacher activities, student activities and learning outcomes carried out in two implementation cycles consisting of cycle I and Cycle II. The results of research in cycle I obtained the activities of Teachers and learners during the learning process 74% and 75% which are in the category is quite good, with the learning outcomes of learners classically for cycle I has not reached the desired success indicator which is 75%. Furthermore, in cycle II, teacher and student activities during the learning process of 90% which are in the category are very good, with the learning results of learners classically get the completion of learning 96% so that the completion of learning learners classically for cycle II has been achieved, namely ≥75%. So it can be concluded that the application of TTW cooperative learning model with a scientific approach to mathematics lessons with revival and support materials can improve student learning outcomes in class IX.3 State Junior High School 9 Dumai


2021 ◽  
Vol 1 (1) ◽  
pp. 10-17
Author(s):  
Siska Elis Mahmudah ◽  
Iin Hindun ◽  
Roimil Latifa ◽  
H. Husamah ◽  
Dwi Setyawan

Improving learning activities requires teaching materials that can accommodate students' scientific skills. This study aims to produce textbooks for additives and addictive substances with a scientific approach and analyze their validity and effectiveness. This research and development used the Borg & Gall model which consists of 10 steps. Products are validated by media experts and material experts. The product trial used a limited test with 15 students of seventh grade in junior high school. The validation results show that the product is valid and very good. Meanwhile, the results of the trial of student responses to the use of the average value of 89.13% and learning outcomes increased by 87%. Thus, the textbooks developed are very suitable for use in the learning process.


2021 ◽  
Vol 6 (2) ◽  
pp. 334-353
Author(s):  
Titin Nurhayatin ◽  
Adi Rustandi ◽  
Eggie Nugraha ◽  
Anne Kusmini

  This research is motivated by learning conditions that are still not optimal, both process and learning outcomes. Therefore, we conducted a research to apply lesson study by using the Cooperative Learning method in Indonesian Language, in writing advertisement, slogans, and posters texts in class VIII of Pasundan 2 Junior High School Bandung. This research is expected to improve learning outcomes, activities and creativities. The research method used is an experimental method. The research subjects were students of Pasundan 2 Bandung Junior High School Class VIII C. This research was an implementation of plan, do and see. The validity of the data is done through triangulation techniques. Based on the results of the study it can be concluded that the application of lesson study using the Cooperative Learning method is carried out in accordance with the stages in the lesson study, namely plan, do and see. Lesson study makes the learning planning process more mature so that in the implementation of learning the model lecturer feels more prepared. Lesson Study can effectively improve the quality of learning, both processes and results. This can be seen from the test results which are tested on the average significant improvement. Likewise in the process, based on the observations made, the activity and creativity of students of Pasundan 2 Junior High School Bandung increased. Thus, it can be concluded that the implementation of lesson study with cooperative learning effectively increases the activity, creativity, and learning outcomes of students in Pasundan 2 Junior High School Bandung significantly.


2019 ◽  
Author(s):  
Amrianto Amrianto ◽  
Lufri

The 2013 Curriculum emphasizes on active learning pattern. However, based on the questionnaire spread in junior high school 18 Padang, it was gotten the result that teachers still have difficulty in implementing it, especially in affective competence of confidence. The affective competence of confidence will encourage students to be active in learning process, both in asking questions and expressing opinion. In cooperative learning, students are provided a vehicle to increase their confidence through presenting their discussion result in front of the class. By considering this issue, there is an alternative solution that can be used by teacher, which is example non example method. This method is one of cooperative learning method. Besides that, it can support the implementation of scientific approach and discovery learning model in learning process. The scientific approach and discovery learning model are the approach and model recommended in the 2013 Curriculum. Purpose of the research was to know effect of example non example method in scientific approach and discovery learning model on students' affective competence. It was a quasi-experimental research. It was done in junior high school 18 Padang to grade VII students. The instrument used was written test in form of multiple-choice and essay. Technique of data analysis used Mann Whitney U test. It was done by using SPSS software. The finding shows that example non example method in scientific approach and discovery learning model has significant effect on students' affective competence, with sig. value (0.036) < 0.05.


2014 ◽  
Vol 7 (1) ◽  
Author(s):  
Delfian Delfian

The main purpose of this research is to overcome the problems in the learning of Public Junior High School 1 Lubuk Basung. This research also aims to describe the improvement of student’s learning outcomes through the use of Cooperative Learning Model Type Co-Op-Co-Op in the learning of Social Studies Subject at the grade IX.4. The results show that the use of Cooperative Learning Model Type Co-Op-Co-Op can improve the student learning outcomes. It can be seen from the student’s average grade in the second cycle in which it is higher than the outcomes of the first cycle of learning increasing from 6.4 to 8.1. Thus, the use of Cooperative Learning Model Type Co-Op-Co-Op can improve the student’s learning outcomes in the learning of Social Studies Subject at the grade IX.4


2018 ◽  
Vol 2 (2) ◽  
Author(s):  
Ni Putu Indah Kumala Sari

This study aims to (1) describe the difference of learning outcomes of science and self efficacy of grade VIII junior high school students using cooperative learning model of STAD assisted by mind map and direct learning model, (2) to describe the difference of learning outcomes of science students of grade VIII of junior high school using cooperative learning model STAD assisted by mind map and direct learning model, and (3) to describe the difference of self efficacy of grade VIII SMP students using cooperative learning model of STAD assisted by mind map and direct learning model. The focus of this research problem is the influence of STAD cooperative learning model on student learning outcomes and self efficacy. This type of research is a quasi-experimental non-equivalent pretest-posttest control group design. The population in this study were all students in grade VIII of SMP Negeri 2 Kuta Selatan consisting of 30 students. The research sample was taken based on group random sampling technique. The data in this research are the scores of students' science learning outcomes and self efficacy scores analyzed using the Multivariate Analysis of Variance (MANOVA) test. The result of the research shows that (1) there are differences of learning outcomes of science and self efficacy of students using cooperative learning model of STAD assisted by mind map and direct learning model, (2) there is difference of learning result of science student learning with cooperative model of mind map-assistedSTAD and model direct learning, (3) there are differences in self-efficacy of students who learn with the STAD cooperative model and direct learning models.


Author(s):  
Arnita Cahya Saputri

Student learning outcomes are influenced by many factors. Two of those factors are learning approach and teacher interpersonal interaction. This research aimed to analyze the correlation of scientific approach and teacher interpersonal interaction with science learning outcomes in cognitive, affective, and psychomotor abilities. This research was a correlational study. The subjects of this research were 96 students in eight grade and a science teacher at Nine Junior High School of Semarang. Data was collected using scientific approach questionnaire, Questionnaire on Teacher Interaction (QTI) in Australian Version, the observation sheet, and documentation sheets of learning tools and student learning outcomes. The results of correlation and regression test showed that there was a correlation between scientific approach and science teacher interpersonal interaction with science learning outcomes in cognitive as indicated by 0.713 correlation coefficient (r) and 0.509 determination coefficient (r2), psychomotor as indicated by r= 0.703 and r2= 0.495 and affective as indicated by r= 0.649 and r2= 0.412. From these results, it could be concluded that there was a strong and positive correlation between the scientific approach and science teacher interpersonal interaction with student learning outcomes in cognitive, affective, and psychomotor abilities.


2019 ◽  
Vol 4 (1) ◽  
pp. 8
Author(s):  
Nini Karlina ◽  
La Sahara ◽  
Luh Sukariasih

This study aims to : (1) describe the learning activities of students in learning science especially in the study of physics on the subject matter of light and optical devices in students of class VIII Togomangura Satap Junior High School taught through the guided inquiry learning model; (2) describing the improvement of science learning outcomes in the study of the physical subject matter of light and optical devices in grade VIII students of Togomangura Satap Junior High School which are taught through guided inquiry learning models; (3) describe the increase in completeness of natural science learning, especially in the physics study of eighth grade students of Togomangura Satap Junior High School who are taught by applying the guided inquiry learning model. The subjects of this study were all eighth grade students of Togomangura Public Middle School with 18 students, consisting of 11 men and 7 women. The data collection technique was carried out by observation and student learning achievement test in the form of a description test. Data analysis techniques using descriptive  statistics. Based on the results of data analysis and discussion, it can be concluded that: (1) the learning activities of students by applying the guided inquiry learning model in each cycle tend to increase and improve in each unit of student activity. This is indicated by the acquisition of an average score of cycle I of 2,6 which belongs to the sufficient category and increased in cycle II to 3,8 which belongs to the good category; (2) science learning outcomes of students in class VIII Togomagura Satpap can be improved by applying the guided inquiry learning model to the subject matter of light and optical devices, where in cycle I is obtained an average value of 59,2 with a standard deviation of 22,9 and at cycle II obtained an average value of 65,6 with a standard deviation of 23,4; (3) completeness of science learning for students of class VIII Togomagura Satpap Junior High School taught through the use of guided inquiry learning models in each cycle tends to increase, where in cycle I the percentage of mastery learning outcomes is 27,8 % and in cycle II is 66,7 % . 


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