scholarly journals The Effect of Self-Esteem on Students’ Mathematical Communication Skills

2019 ◽  
Vol 10 (1) ◽  
pp. 79-86
Author(s):  
Ibud Mahani ◽  
Budiyono Budiyono ◽  
Hasih Pratiwi

This study aims to find out between students with high, medium, and low self-esteem in term of better mathematical communication. This type of research is quantitative research. The data analysis technique used was one-way variance analysis with inequivalent cells. The collection of students' mathematical communication data was obtained from the score of mathematical communication tests, and the data of self-esteem was collected through questionnaires. The subjects of this study were the eighth-grade junior high school students in Ponorogo with the high, medium and low schools categories. The results of this study indicate that students with high self-esteem possess better mathematical communication skills compared to students with moderate self-esteem and students with low self-esteem. Students with low self-esteem are having the same level of mathematical communication skills as students with moderate self-esteem. 

2018 ◽  
Vol 1 (3) ◽  
pp. 279
Author(s):  
Gilang Kian Ishaya ◽  
Rosalina Rolina ◽  
Desy Tri Damayanti

This research is motivated by the low mathematical communication skills of junior high school students in the city of Bandung Regency. This study aims to determine the comparison of the mathematical communication skills of junior high school students in the city of Bandung regency between the learning usingmodels Think Talk Write. The method used in this study is a quasi-experimental method with a pretest-posttest control group design involving two groups and randomly selected classes, at the beginning and end of the study the two classes were given a test. The population in this study were junior high school students in the city of Bandung Regency, while the sample consisted of two randomly selected classes. Obtained class VII A (experimental class) given themodel Think Talk Write and class VII B (control class) is given a scientific approach. The instrument used was a 5-item mathematical communication ability description test, then theability scores mathematical communication students'were analyzed with descriptive and inferential statistics using the help of SPSS 21 software. Based on the results of the study, it was concluded that there were differences in the achievement of students' mathematical communication skills using models Think Talk Write with students who used a scientific approach. 


MATHEdunesa ◽  
2020 ◽  
Vol 9 (2) ◽  
pp. 260-266
Author(s):  
Bella Anggraini Novitasari ◽  
Abdul Haris Rosyidi

The ability of mathematical communication is the skill to communicate mathematics that is learned and the skill of using mathematics as a communication tool (mathematical language). Mathematical communication skills are very necessary in learning. Without mathematical communication skills, a person will not be able to deliver statements according to their desire. This qualitative descriptive study aims to describe the level of mathematical communication ability of junior high school students in solving open ended problems with the topic of functional graphs. The method of collecting data through written tests and interviews. Written tests were given to 115 8th grade students of junior high schools in Surabaya, followed by interviews of one student at each level of mathematical communication ability. The results showed 51 people (44%) were at fourth level, 27 people (24%) at third level, 23 people (20%) at second level, and 14 people (12%) at first level. Students at fourth level and third level are equally able to use mathematical language that was accurate and effective, and appropriate in providing the strategies. But it was different in giving the arguments. Students at second level can not provide logical arguments, the mathematical language used was less effective and accurate, and the strategies used were precise but incomplete. Students at first level did not provide the right strategies because the lack of information which contained in the story, did not provide responses more to the stories they have been written, and did not demonstrate the ability to use mathematical language that was  accurate and effective.


2019 ◽  
Vol 2 (6) ◽  
pp. 385
Author(s):  
Muhamad Diky Fadillah ◽  
Gagan Aditya Fauzan ◽  
Wahyu Setiawan

This study aims to determine the effect of GeoGebra software on junior high school students' mathematical communication skills. The method used is the quasi-experimental method. This research was conducted at Pasundan Rongga Middle School. With class VIII A as an experimental class with 28 students and class VIII C as a control class with 28 students. This study uses instruments that have been tested and declared valid and reliable. The instrument was adjusted to the indicator of mathematical communication skills with the number of questions tested as many as 5 questions to obtain pretest and posttest data in both the experimental class and the control class. Data testing is done using normalized n-gain formula so that the n-gain data obtained is processed using the SPSS 20 application to perform parametric statistical tests. The results showed that the mathematical communication skills of students who learned using GeoGebra software were better than students who learned without using GeoGebra software.


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%.


2021 ◽  
Vol 3 (1) ◽  
pp. 11-29
Author(s):  
Erina Vicky Alfina ◽  
Awalya Awalya

This study aims to determine the effect of attachment and self-adjustment on the self-esteem of Teuku Umar Junior High School students in Semarang Academic Year 2019/2020. Efforts to achieve goals, researchers use this type of quantitative research with ex post facto research designs. In practice, researchers used simple random sampling. Collecting data by spreading attachment scale, adjustment and self-esteem. The validity test used the product moment formula and the reliability test used Cronbach's alpha. The data analysis technique used multiple regression analysis test. The research that has been done has resulted in the level of self-esteem and attachment in the high category. Meanwhile, the level of adjustment is in the medium category. The results of the first hypothesis analysis show that there is a positive and significant effect of attachment on self-esteem. The results of the second hypothesis analysis indicate that there is a positive and significant effect of self-adjustment on self-esteem. The results of the analysis of the third hypothesis can be seen that there is a significant effect of attachment and self-adjustment on self-esteem. The results of this study concluded that the higher the attachment and self-adjustment, the higher the self-esteem of students. The research suggestion from these findings is that guidance and counseling teachers should provide several services that are related to attachment, adjustment and self-esteem by paying attention to student needs. This step is used so that students have more positive attachments, good adjustment in the hope that students have better self-esteem as well


2020 ◽  
Vol 4 (2) ◽  
Author(s):  
Dimiati Tari Utari ◽  
Dwi Priyo Utomo ◽  
Zukhrufurrohmah Zukhrufurrohmah

AbstractThis research aimed (1) describe the implementation of learning in the classroom with the Quantum Learning model, (2) describe the students' written mathematical communication skills with Quantum Learning, and (3) describe the effectiveness of applying the Quantum Learning model to the written mathematics communication skills of junior high school students class VIII. The research was conducted in the even semester of the 2019/2020 school year in class VIII of SMP Muhammadiyah 2 Malang. This research is a type of descriptive research with quantitative methods. The initial stage of the research is the planning stage starting from determining the location and time of the study up to the validation of the research instruments used. The next stage is the implementation stage which is held three times by giving a description test to measure the ability of written mathematical communication at the third or final meeting. The last step is analyzing data obtained from the field. The data analysis technique used descriptive statistics. The results showed the average overall implementation of learning was in the good criteria of 83.92%. The ability of written mathematics communication in grade VIII A students of SMP Muhammadiyah 2 Malang is a very good criterion of 3.04. Therefore, it can be concluded that the application of the Quantum Learning model is effective to the written mathematics communication of junior high school students, especially in class VIII A.Keywords: Effectiveness, Quantum Learning, The implementation of learning, written mathematics communication.


2020 ◽  
Vol 4 (2) ◽  
pp. 145
Author(s):  
Nipa Susanti ◽  
Dadang Juandi ◽  
Maximus Tamur

This study aims to integrate research findings on the effect of the Problem-Based Learning (PBL) model on the mathematical communication skills of junior high school students in Indonesia since 2014. The research method used is a meta-analysis with many samples studied, namely 12 published articles. The sampling technique used was purposive sampling. The effect size transformation is based on the g hedge equation calculated using the Comprehensive Meta-Analysis (CMA) application. Based on the results of the analysis, the combined effect of PBL on mathematical communication skills is 0.791, with the high influence criteria according to the random-effect estimation model. There are four criteria considered, namely, sample size, year of study, source of journal publication, and grade level. The results of the heterogeneity test seen based on the variables studied showed that the effect of the PBL learning model was not significantly different from the three moderator variables in terms of sample size, year of study, and publication journals and very different in terms of grade level. This finding is surprising because the random-effects model, as determined by the heterogeneity test, showed variation between effect sizes. Only one of the four variables causes this variation. Therefore further research is needed, which includes more studies and the characteristics studied to describe it more accurately.


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