scholarly journals PENGARUH PENGGUNAAN PEMBELAJARAN KOOPERATIF TIPE STAD BERBANTUAN WINGEOM TERHADAP KEMAMPUAN PEMECAHAN MASALAH GEOMETRI SISWA SMA

Author(s):  
Ikhsanudin Ikhsanudin

This research is a quasi-experimental with pre-test and post-test non-equivalent group design. The population in this research is all of the students on class X in SMA Negeri 1 Marga Tiga and the sampling technique is total sampling. Data are collected by documentation and test. Data are analyzed with descriptive statistics to compare the mean scores of N-Gain  obtained by each student.  The results of the analysis shows that (1) the student’s geometry problem solving ability with cooperative learning STAD is higher than the conventional learning, (2) the student’s geometry problem solving ability with wingeom software in cooperative learning STAD is higher than the conventional learning, (3) the student’s geometry problem solving ability with wingeom software in cooperative learning STAD is higher than without using wingeom software. This research shows that the cooperative learning STAD by using the wingeom software has a significant effect on the high school students’ geometry problem-solving ability. The finding of this research shows that the students are still having difficulties in solving the problems, especially when the students have to look back whether the finishing is right or not.

Author(s):  
Dhiar Rachma Diyanthi ◽  
Melia Dewi Judiasri ◽  
Dianni Risda

AbstrakPenelitian ini dilatar belakangi oleh kurangnya kesempatan siswa untuk berbicara saat pembelajaran bahasa Jepang. Setengah dari sampel menyatakan bahwa selama ini kurang mendapatkan kesempatan berbicara bahasa Jepang dalam pembelajaran bahasa Jepang. Padahal saat ini siswa dituntut untuk dapat berbicara dan berkomunikasi secara global. Dan kemampuan berbicara adalah implementasi dari materi-materi pelajaran bahasa Jepang yang telah dipelajari. Untuk mengatasi masalah tersebut, peneliti mengujicobakan metode cooperative learning tipe inside-outside circle dalam pembelajaran bahasa Jepang terhadap siswa XII IPA 2 SMA Pasundan 2 Bandung. Tujuan dari dilaksanakannya pembelajaran dengan metode ini adalah agar siswa mampu untuk berbicara dengan bahasa Jepang secara aktif dan menguji efektivitas dari metode tersebut.Penelitian ini menggunakan metode eksperimen kuasi (pre-test and post-test one group). Teknik pengambilan sampling dengan cara random sampling. Populasi dalam penelitian ini adalah seluruh siswa SMA Pasundan 2 Bandung dan sampelnya adalah 16 orang siswa kelas XII IPA 2 sebagai kelas eksperimen. Instrumen dalam penelitian ini adalah tes dan angket.Dari hasil analisa data tes diperoleh nilai t-hitung sebesar 4,205. Dan dengan db 15 pada tahap signifikansi 5% diperoleh t-tabel sebesar 2,13 dan signifikansi 1% diperoleh t-tabel  sebesar 2,95. Karena nilai t-hitung  >  t-tabel , maka Hk diterima.  Hal tersebut berarti terdapat perbedaan yang signifikan pada kemampuan berbicara siswa sebelum dan sesudah diterapkannya metode cooperative learning tipe inside-outside circle. Hal tersebut diperkuat dengan hasil angket yang menyatakan bahwa lebih dari setengah responden merasakan pengaruh penerapan metode cooperative learning tipe inside-outside circle terhadap kemampuan berbicara bahasa Jepang. Keyword: kemampuan berbicara, metode cooperative learning tipe inside-outside circleAbstractThis research was motivated by the lack of opportunity to speak Japanese during the class. 50% of the sample stated that they are have a small opportunity to speak Japanese during learning Japanese. Yet, in this time students are required to be able to talk and communicate globally. And the ability to speak is the implementation of Japanese language lessons. To overcome these problems, researcher tested the method of cooperative learning type of inside-outside circle in learning the Japanese language to students XII IPA 2 SMA Pasundan 2 Bandung. The purpose of the implementation of learning with this method is the students are able to speak japanese actively and to test the effectiveness of the method. This research uses a quasi experimental (pre-test and post-test one group). Sampling technique by means of random sampling. The population in this study were all high school students of SMA Pasundan 2 Bandung and the sample was 16 students of class XII IPA 2 as the experimental class. Instruments for this research is a test and questionnaire. From the analysis of obtained data, value t-count of 4,205. And with 15 db at this stage of the 5% significance was obtained t-table by 2.13 and 1% significance obtained t-table by 2.95. Because the value of t count> t-table, then Hk accepted. This means that there are significant differences in their speaking ability before and after the implementation of cooperative learning type of inside-outside circle. This is reinforced by the results of a questionnaire which states that more than half of the respondents feel the effect of the application of cooperative learning type of inside-outside circle of the ability to speak Japanese. Keyword: speaking ability, cooperative learning method type of inside-outside circle


2020 ◽  
Vol 6 (2) ◽  
Author(s):  
Davi Sofyan

The purpose of this study was to determine how much influence the cooperative learning model type student team's achievement division has on basketball shoot lay-up skills. The research method used in this research is a quasi-experimental method. The type of research design used was the non-equivalent group design. The population in this study were students of class XI SMA Negeri 1 Majalengka in 2019 totaling 424 students. The sampling technique used in this study was cluster random sampling technique. The sample in this study amounted to 214 students consisting of class XI IPS 1-4 and XI MIPA 7-8. The experimental group class XI IPS 1-2 and XI MIPA, control group class XI IPS 3-4 and XI MIPA 8. The results showed that the mean pre-test lay-up shoot of the experimental group was 4.09 while the control group was 3.92. The mean post-test shoot lay-up of the experimental group was 6.76 while the control group was 4.72. Furthermore, by looking at 95% confidence interval of the difference, there is a difference between the shoot lay-up results of the experimental group and the control group, which is -0.190 to 2.412. Thus, it can be concluded that STAD is effective in improving basketball shoot lay-up skills.


2020 ◽  
Vol 5 (2) ◽  
pp. 6-12
Author(s):  
Rogel Rafael Rojas Bello ◽  
Esterlin Marysol del Rosario

In this research, a study is made of the effect of the application of Pólya's problem-solving heuristic on the development of geometric skills and its impact on academic performance. In the intervention, the topic of angles was developed, to a section of 25 fourth grade high school students in an educational center in the Municipality of Yamasá of the Monte Plata Province in the Dominican Republic. A quasi-experimental type design with a quantitative approach and correlational scope was used, with a non-probabilistic sample, with an intact group and a pre-test and post-test design. The results show that, through Pólya's problem-solving heuristic, students expanded their skills in geometry that greatly increased learning about angles. Corroborated by a growth in the average of the grades from 62.4% that was obtained in the pre-test, to 83.7% that was reached in the post-test, showing statistically that there are significant differences. It stands out that the Pólya heuristic was highly valued by the students under study, therefore, it is believed that it had a positive influence on the benefit of their learning about angles. In addition, the results of the post-test reveal that there is no relationship between the sex of the group under study and the scores obtained when the Pólya heuristic is applied.


2019 ◽  
Vol 3 (2) ◽  
pp. 122
Author(s):  
Aditya Blangsinga ◽  
Ni Nyoman Padmadewi ◽  
Putu Adi Krisna Juniarta

This study aimed at investigating the implementation of the process based approach in teaching writing in order to know its effect to the improvement of students’ writing achievement Furthermore, the quantitative method was used in this research with quasi experimental design. The subjects involved in this study were 35 Junior High School students from VII A7 class in SMP Negeri 1 Singaraja, Bali, Indonesia. The proficiency test such as pretest and post test were conducted in this study in oder to collect the data. The students were given a treatment for about eight weeks. The data obtained were analysed by using descriptive and inferential statistics. It was analyzed using SPSS. As the result of statistical analysis, it was found that sig 2-tailed result in the paired samples t-test wast 0.00, which was below 0.05. In terms of the mean score, it was found the mean score in the post test (80.46) was higher than the mean score in the pretest (68.59). So, it can be concluded that process based approach had a significant effect on the seventh’ grade students writing achievement.


2019 ◽  
Vol 2 (1) ◽  
pp. 19 ◽  
Author(s):  
Febby Rizkamariana ◽  
Sariwulan Diana ◽  
Ana Ratna Wulan

This study aims to analyze the implementation of project based learning (PjBL) in improving high school students’ ability of 21st century botanical literacy. This study used quasi experimental method through non-equivalent control grup design. In the design of this study, there was a pre-test about botanical literacy before the treatment in experiment class and control, then it was done a treatment in experiment class with PjBL model and traditional learning in control class. After that, the students were given post-test about botanical literacy after learning activities. Sample in this study as much as 2 classes that belongs to class ten in one of High School in Cimahi City. The determination of study sample was conducted with purposive sampling technique because in choosing sample considering the condition of the students who have not learned yet about plants classification in school. Botanical literacy that was measured in this research is the ability to think critically to classify plants and solve the problem about plants. The result of the research is average of  N-gain in the experimental class  increased with moderate category, in the average of N-gain in the control class increased in low category. Overall, the activities in the stage of PjBL model has finished well by the teacher and students. Almost all the students agree that PjBL model give chances to the students to apply the knowledge on classifying plants, train on solving problem, and improve the learning motivation.


2015 ◽  
Vol 2 (2) ◽  
pp. 136
Author(s):  
Rosnani Sahardin ◽  
Mukarramah Mukarramah ◽  
Anwar Hanafiah

This study deals with improving the reading comprehension of junior high school students through the Numbered Heads Together (NHT) technique. The objective is to find out if cooperative learning using NHT can improve the reading comprehension of the students. The data for this research was obtained from a field study using an experimental research design at a middle school in Aceh Besar with a one group time series design. From the study, it was found that the students’ mean scores from the pre-test and the post-test were different. The mean score of the students’ post-test was higher than the pre-test scores. To find out if the two mean scores were significantly different, they were tested using the t-test statistical procedure.  The result showed that they were significantly different (df = 8, alpha 0.05, t-table 17.550 > 2.0452). This indicated that Ha was accepted and Ho was rejected as hypothesized. Thus, cooperative learning using the NHT technique can improve the reading comprehension skills of middle school students.


Author(s):  
Rianto Rianto ◽  
Febria Sri Artika ◽  
Loli Safitri

<p>The study of grammar has been shifting in language teaching classroom. However, the fact that the difficulty to understand grammar, especially past tense among the junior high school students has been an issue that needs to be solved. This study investigated the effect of using storytelling of Prophet Yusuf based on Quran verses towards students’ grammar mastery at the 8th grade in MTsS Diniyyah Pasia, Agam, West Sumatera. This quasi-experimental research involved 32 sample students who were treated as experimental class and taught by using storytelling of Prophet Yusuf and another 32 students as control class who were taught by using conventional technique. These two groups of samples were determined by using purposive sampling technique. To analyze the data from the students’ grammar test of pretest and posttest of experimental and control classes, the researcher used SPSS program.  The result of the post-test scores of both classes, experimental and control classes, showed that the t-obtained (3.557) was bigger than t table (1.67). It indicates that the use of Prophet Yusuf Storytelling which is based on Quran verses in learning Grammar can help the students to master the grammatical pattern effectively.</p>


2019 ◽  
Vol 3 (4) ◽  
pp. 413-428
Author(s):  
Rafki Okta Arianto

This study aimed to find out whether there is any effect of peer feedback through instagram on student’s writing recount text at the tenth grade students of SMA 4 Rejang Lebong. Quasi-experimental design, since two classes are taken as the sample of the study with 36 students X IPA 1 and 34 students X IPA 3. Which class experimental class and a controlled class. The experimental class is taught by doing peer feedback through instagram while the controlled class do not. Moreover, this research is conducted through the following procedures; pretest, treatments, and post-test. The data analyzed is gained through writing test. There was significant different between the students who taught by peer feedback through instagram and those who were taught by conventional teaching. It can be seen from the post-test result. The mean score in experimen class was 75,67 and the mean score in control class was 67,38. From the result of t tesr was obtained 3,03 while t table was 1,67. It was proved that t test obtained was higher than t table (3,03>1,67) which the null hypothesis (H0) is rejected and the hypothesis (H1) is accepted. Finally, it can be concluded that peer feedback through instagram is effective toward students’ writing ability in Recount text.


2020 ◽  
Vol 6 (2) ◽  
Author(s):  
Rizal Kamsurya ◽  
Veni Saputri

This research aims to determine the differences in problem-solving skills in students taught using auditory intellectual repetition (AIR) learning models and conventionally reviewed from the self-efficacy level. The type of research used is a quasi-experimental design. The research population is high school students in the South Jakarta area. Determination of samples using random cluster sampling and stratified random sampling. The instruments used are problem-solving tests and non-test instruments that are questionnaires. Analyze data using two-lane Variance Analysis. Data analysis shows that; (1) there are significant differences in problem-solving skills in students using air learning models and conventional learning, (2) there are differences in problem-solving skills in students with high, medium, and low self-efficacy, (3) there is a significant interaction between AIR learning and self-efficacy to problem-solving ability, (4) there are significant differences in problem-solving skills between groups of students in AIR learning and conventional learning that have high self-efficacy, (5) there are significant differences in problem-solving skills between groups of students in AIR learning and conventional learning who have moderate self-efficacy, and (6) there are significant differences in problem-solving skills between groups of students in AIR learning and conventional learning who have low self-efficacy.


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