scholarly journals THE EFFICIENCY OF USING EDUCATION VIDEOS ON THE LINEAR PROGRAM MATERIAL AS OBSERVED IN VOCATIONAL HIGH SCHOOL STUDENTS’ MATHEMATICAL COMMUNICATION ABILITY

2018 ◽  
Vol 1 (1) ◽  
pp. 11
Author(s):  
Laela Zakiah ◽  
Asy Syifa Nurul Saomi ◽  
Rita Syara ◽  
Wahyu Hidayat ◽  
Heris Hendriana

This research has a purpose to find out the efficiency of of using education videos to increase the vocational high school students’ mathematical communication ability. The method used for this research was a quasi experiment method where the researcher took two classes as research samples. The first class was the experimental class where the students were shown the education videos and the second class was the control class where the students were taught as usual. The materials which were used for this research was a linear program. The research’s populations were the tenth grade students of SMK AL-Halim Garut with class X Multimedia and X Teknik Komputer dan Jaringan (TKJ) (Class of Computer Techniques and Network)as the samples. From the result of the first normality data analysis test (Pre-test), it was found that the experimental class did not distribute normally, therefore, the research continued by using Mann Whitney’s experiment. Sig.0.456 > 0.05 was resulted from the count, therefore H0 was accepted, it meant that there was no difference between the experimental class and control class. Meanwhile, on the final test (Post-test), the scores of both classes did not distribute normally, therefore Mann Whitney’s experiment was used again to find out. Sig.0.000 > 0.05 was resulted from the count, therefore H0 was rejected. In conclusion, “The efficiency of the students’ mathematical communication ability who got the education videos was more effective than those who were taught as usual on the linear program material”

2017 ◽  
Vol 7 (2) ◽  
pp. 168
Author(s):  
Rahmani Ayu Rinda Kartika ◽  
S. Susilo ◽  
Muhammad Natsir

The purpose of the study was to investigate whether or not there is a significant effect of silent short movie on EFL writing achievement of the vocational high school students. This study was quasi-experimental using a nonrandomized control group, pretest-posttest design. There were 61 students who were selected randomly from the 10 classes of tenth-graders of the 6th State Vocational School in Samarinda. The instruments used in the study was writing test. The result revealed that the vocational high school tenth grade students who were taught by silent short movie (M = 8.01, SD = .32) got significantly different achievement in EFL writing than did the vocational high school tenth grade students who were not taught by silent short, t(58) = -2.22, p = .030. This result suggests that the writing aspects which the students significantly outperformed were text organization, sentence formation, grammar, vocabulary, mechanics, and tidiness.


2018 ◽  
Vol 5 (2) ◽  
pp. 1
Author(s):  
Hadijah Hadijah

The purpose of this study was to analyze and explore the effectiveness of constructivism approaches in improving mathematical communication skills of junior high school students in the city of Paser. The experimental quasi method was used in this study to test the hypothesis of the study. The sample of the study at three junior high schools in Paser City, representing high, medium and low school students.. The instruments used in this study were pre-post test, pre-post questionnaires, and observation. The data were analyzed using independent sample t-tests, paired sample tests, annova tests, and descriptive analysis. The findings of pre-post test and pre-post questionnaire analysis using t-test showed that there were significant differences in group mathematical communication skills using constructivism approach compared to groups using conventional approaches at all achievement levels of high school students (high, simple and low). Based on the observation, it is found that high achievement school students have good mathematical communication skills in mathematical communication, these are identified in many aspects and observation indicators achieved by students during learning.


2019 ◽  
Vol 2 (1) ◽  
pp. 29
Author(s):  
Dini Sri Gustiani ◽  
Ade Irman ◽  
Fika Muji Fadhillah

The purpose of this study is to examine the achievement and improvement of junior high school students' mathematical communication ability using discovery learning models and props of statistical kenik compared to students who use ordinary learning, and student activities during learning using discovery learning models and props of statistical kenik to take place. This study used a quasi-experimental design. The experimental group obtained learning with discovery learning models and props of statistical kenik and control groups obtained regular learning. The instrument used was a test of mathematical communication ability. The population in this study were all eighth grade students of SMP Negeri 2 Cilamaya Kulon Karawang. With the sample subjects were eighth grade students as many as two classes from the five existing classes randomly selected. The results of this study are: (1) There is achievement and improvement of mathematical communication ability between students whose learning uses discovery learning models and props of statistical kenik compared to students who use ordinary learning; (2) Learning by using discovery learning models and visual aids shows that the learning process is more effective in mathematical problems solving and students can find statistical material concepts.


Author(s):  
Susan Dewi ◽  
Yohanes Gatot Sutapa Yuliana ◽  
Melti Oktavianda

The ability to speak in English is one of the requisite skills for vocational high school students majoring in hospitality training. However, most tenth-grade students manifested insufficient skills in speaking English, which resulted in low confidence in speaking. To cope with the challenge, the researchers implemented modified role-play and guided writing to stimulate students in speaking English in classroom action research. The procedure of the research consisted of planning, acting, observing and reflecting. The researchers employed observation, questionnaire, documentation and field notes in collecting the data. The research findings presented that the students’ motivation to practice their speaking had increased significantly. Thus, the researchers conclude that role-play and guided writing can be used as a communicative activity where students can simultaneously practise and improve their proficiency in communicating. The researchers also propose suggestion to fellow English teachers to effectively manage the time as well as engaging media to create an enjoyable atmosphere in the teaching-learning process through role-play and guided writing.


Author(s):  
Khairul Umam ◽  
Suryawati Suryawati ◽  
Suhartati Suhartati ◽  
M Hasbi

Pembelajaran matematika tidak hanya sekedar pembelajaran untuk mengembangkan kemampuan berhitung tetapi pembelajaran yang mengembangkan kemampuan berfikir matematika secara logis, sesuai dengan konsep matematika yang sistematis dengan melibatkan lingkungan siswa. Keterampilan berpikir kreatif dan kemampuan komunikasi merupakan dua aspek kemampuan yang harus dimiliki oleh peserta didik disamping keterampilan afektif.Penelitian ini bertujuan untuk mengetahui pengaruh pembelajaran berbasis masalah (problem-based learning) terhadap keterampilan berpikir kreatif dan kemampuan komunikasi matematis siswa. Penelitian ini menggunakan kuasi eksperimen dengan desain pre-test dan post-test. Subjek penelitian terdiri dari 50 siswa SMA. Pengumpulan data dilakukan dengan mengadakan pre-test dan post-test serta pemberian angket. Data dianalisis dengan menggunakan rubrik berpikir kreatif dan komunikasi matematis, kemudian diolah lebih lanjut dengan uji statistik. Hasil penelitian mengungkapkan bahwa pembelajaran berbasis masalah dapat meningkatkan kemampuan berpikir kreatif dan komunikasi matematis siswa lebih baik daripada pendekatan pembelajaran konvensional. Oleh karena itu, penelitian ini menunjukkanbahwa strategi pembelajaran memiliki peran penting dalam pengembangan kreativitas dan komunikasi matematis siswa.


2018 ◽  
Vol 1 (4) ◽  
pp. 525
Author(s):  
Mega Sugondo Putri ◽  
Wahyu Hidayat ◽  
Rippi Maya

This study aims to analyze in depth the influence of mathematical disposition on mathematical communication ability of junior high school students. The method in this research using a correlational method with quantitative approach. The population of this study is all junior high school students in one of the SMP Negeri in West Bandung amounted to 34 students. Instruments in this study using the test of mathematical communication skills as much as 5 items and the scale of mathematical disposition as much as 23 points of statement scale. The result of this research is student's mathematical disposition influenced by 76,5% then its rest influenced by other factors outside mathematical disposition equal to 23,5%.


2018 ◽  
Vol 1 (5) ◽  
pp. 941
Author(s):  
Siti Jenab ◽  
Mita Islamiyati ◽  
Ratna Sariningsih

This study aims to determine the improvement of mathematical communication skills of junior high school students from the influence of contextual approach. This research takes the form of a posttest pretest design that compares the influence of a contextual approach with a conventional approach. This study has a population that is all students of SMP class VII in Cianjur District while the sample is a student of class VII SMP Plus Al-Ittihad Cianjur. The samples were taken at random into experimental groups and control groups. Based on the data in the field, it can be concluded that the effect of improving mathematical communication ability of junior high school students who gain learning using contextual approach is better than conventional learning. Therefore, the effect of improving learning with contextual approach is much better while conventional learning is still very less. 


2018 ◽  
Vol 8 (01) ◽  
pp. 67-74
Author(s):  
Sri Rohayati

Abstrak Kemampuan komunikasi matematika siswa di SMP 1 Cilaku masiih rendah karena terbatasnya model pembelajaran yang digunakan dalam proses pembelajaran matematika. Proses pembelajaran biasa didominasi oleh guru sehingga membuat siswa merasa jenuh, bosan, dan pembelajaran jadi terasa tidak menyenangkan. Tujuan penelitian ini adalah untuk meningkatkan kemampuan komunikasi siswa kelas Vii SMP 1 Cilaku di Cianjur menggunakan model AIR dan dapat meningkatkan aktivitas belajar siswa, menyampaikan pendapat dalam proses menyelesaikan masalah, keterampilan bertanya dan pengetahuan. Penelitian ini merupakan penelitian tindakan kelas dengan dua siklus pada siswa kelas VII D di SMP 1 Cilaku tahun ajatan 2016-2017 sebagai objek penelitian. Terdapat pengaruh penerapan model pembelajaran AIR. Pembelajaran berjalan dengan kondusif sehingga siswa memberikan respon yang positif dan menunjukkan peningkatan pada setiap siklus. Kata Kunci: model Pembelajaran AIR, komunikasi matematika   The Application of AIR Learning Model to Increase Junior High School Students Mathematical Communication Ability   Abstract Mathematical communication ability among students in Cilaku 1 junior high school still low because of the lack of the learning models in mathematics lesson. The ordinary learning mostly dominated by the teacher that makes the students feel saturated, bored, and makes the lesson considered not fun. The aims of this research are to increase the students’s mathematical communication ability grade VII in Cilaku 1 junior high school in Cianjur by using the AIR model and can increase the students’s learning activity, the clear arguments in completion problem proccess, asking and knowledge skills. This research is action class research trough two cycles with students in D class grad VII in Cilaku 1 junior high school year 2016-2017 as the objects of the research. Significantly had done the lesson using AIR model. The lesson is condusive so that the students give positive response and shows increase in every cycles. Keywords : AIR learning model, mathematics communication


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