High School In Bandung Research Articles

K-12 students’ misconception ability on global warming: a case study

A case study is a research design to identify misconception about high school students on global warming. Diagnosing misconception process is important factor to help teachers overcome their learning problems. The participants are 100 students with 43 males and 57 females of the third grade students of senior high schools in Bandung. The data has been collected by distributing diagnostic test items in the form of three tier test. The study indicates that there are several misconceptions related to global warming such as (1) Global warming is caused by ozone layer depletion, (2) The greenhouse effect is not a natural but man-made phenomenon, (3) Carbon dioxide (CO2) which has been erode the ozone layer in the stratosphere, (4) Greenhouse gases increase due to the depletion of the ozone layer, and (5) The ozone layer is the layer involved in the process of the greenhouse effect. In conclusion, the results of this study established that the diagnostic test is able to analyse the students’ misconceptions as well as categorize the level of students understanding toward the global warming; understand the concepts, misconceptions, or don’t understand concepts.

Correlation reading infusion (RI) and scientific literacy competence (SLC) XI grade students on sound wave topic

The results of previous research shows that there are difficulties in establishing SLC if students do not have enough knowledge, therefore students need to be given support knowledge through RI. Experimental study with one group pretest posttest design using a sample of 40 students were taken by cluster random sampling of a population of 238 students of class XI in one high school in Bandung aims to get an idea about the correlation of RI with SLC. RI instrument developed using a conceptual model and results of logical validity with CVR and CVI analysis obtained by value of 0.99 with the appropriate category and SLC instruments developed under the framework of PISA 2015 in the form of 11 questions covering descriptions explain scientific phenomena, designing scientific research, and evaluate and interpret scientific research with empirical test results show the range value of the validity 0,36-0,74 with a valid category and reliability of 0.72 to a high category. Results of research with correlation analysis product moment correlation values RI with SLC was 0.97 with a very high correlation category. This suggests that a class XI student in high school it was important reading material infusion on sound waves that SLC development process becomes easier.

The analysis of tenth grade LMM on work and energy

The purpose of this research was to intimidated LMM (Learners’ Mental Model) of work and energy. The mental model can be used to considered more extremely apparatus of misconceptions. The research method is a case study with descriptive quantitative analysis. The samples are 30 tenth grade students (14 boys and 16 girls, their ages were middling 16 years-old) at one of senior high school in Bandung. The research sample used cluster random sampling technique or random class. LMM was analysis through two-tier test in the form of open-ended questions as many as 5 questions. The data investigation was approved purchasable in two stages. In the first stage the analysis learners level of understanding and in the second stage the analysis learners model of understanding. The result illustrations that mental models have been identified in the three categories, that are, 1) Scientific 26,7%, 2) Synthetic 16%, 3) Initial 57,3%. In conclusion, mental model of the initial category is higher than other categories.

An investigation of students’ conceptual understanding levels on fluid dynamics using four-tier test

Student repeatedly have difficulties in understanding complex physics concepts, such as fluid dynamic concept. It is occurred because the students’ conceptual understanding is low, thus indicating a low student mental model. The study aims to describe the students’ conceptual understanding levels on fluid dynamic using four-tier diagnostic test. A four-tier diagnostic test is a multiple-choice diagnostic test that have four tiers consist of answer tier, confidence ratings for the answer tier, and reason tier. The instrument test utilized to describe students’ conceptual understanding level regarding to the mental models. This research uses a descriptive-quantitative method. The data were analyzed using the four-tier diagnostic test rubrics that were used in related literature to analysis students’ conceptual understanding levels. The subject of this study is 24 students in the eleventh grade (16-17 age in average) at high school in Bandung. The results show that students’ conceptual understanding levels mostly in sound understanding/SU (35,27%), partial understanding/PU (42,91%), alternative understanding/AC (17,82%) and no understanding/NU (4%), Based on the result, four-tier test is able to use for investigating conceptual understanding levels.

The implementation of problem based learning model with the science writing heuristic approach to increase mastery of concept and critical thinking skill at junior high school student on simple machine

This research aims to know the increase mastery of concept and critical thinking skill through problem based learning model with a science writing heuristic approach on simple machine. Methods of this research using pre-experimental with one group pre-test - post-test design. The subject of this research is student grade VIII at one of Junior High School in Bandung. Instrument that used for this research is a test form of mastery of concept and critical thinking skill. Improvement mastery of the concept and critical thinking skill is measured by the normalized gain. The result shows an average gain of N-gain the mastery of concept is 0.59 with fair category. And the critical thinking skill is 0.63 with fair category. The response of students to the implementation of problem-based learning models with the Science Writing Heuristic approach shows that almost all students gave positive responses. Thus, the increase of mastery of concept and critical thinking skill and at students on the simple machine through the implementation of problem based learning model with the approach science writing heuristic has improved. Student responses to the learning model that is implemented positively.

Development of four-tier diagnostic test (FTDT) to identify student’s mental models on static fluid

Four-Tier diagnostic test on some previous studies are usually used to diagnose misconceptions and conceptual change. In this study, the four-tier diagnostic test (FTDT) has been used to identify students’ mental models on static fluid. Based on the mastery of students concept on static fluid, mental models will have classified into three categories: 1) initial model, 2) synthetic model and 3) scientific model. The research method utilized is the Dick and Carey model, which has four steps: 1) development of analysis diagnostic test, 2) diagnostic test design, 3) implementation and 4) evaluation. The instrument has been collected to 28 students at senior high school in Bandung. Result study shows that students mental models, which are Initial model (20.5%), synthetic-partial understanding model A (8.9%), synthetic-partial understanding model B (30.4%), synthetic-partial understanding model C (17.3%), synthetic-misconception model (11.3%) and scientific model (11.6%). It can be concluded that four-tier diagnostic test (FDTD) is able to identify student’s mental models in static fluid.

Effect of didactical dialogue to enhance learning quality

One of the factors that determine the learning quality is the relationship that exists during the learning process. The relationship is the didactical dialogue and collaboration that occurs among students. Didactical dialogue and collaboration will happen when classroom interaction between teachers and students can critically interrogate the topic of lesson, express and listen to multiple voices and points of view, and create respectful and equitable classroom relations. The purpose of this study is to analyze and describe didactical dialogue that occurs among students and collaboration among students in sharing task activity during learning process. Sample was collected in one of private senior high school in Bandung. Data was taken from the topic of factors affecting reaction rate. The lesson was videotaped and transcribed. From the transcript results, the student dialogue is analyzed which section shows the didactical dialogue and the collaboration among students ctivities. Through this study, the deepness and spaciousness of students thinking was influenced by teachers capability to conduct the lesson, for instance how to elicit students idea by using question, how to give feedback from the response and how challenging the task designed by teacher. Didactical dialogue and collaboration among students show that quality learning process.

Implementation of levels of inquiry to improve sound wave concept mastery in junior high school

The low mastery of physics concept was caused by a lack of experimental abilities in the learning process. Levels of Inquiry (LoI) is an appropriate step for develop experimental abilities because it has a systematic, structured stages, and it can flexibly applied to the various dominancy of students and teachers role according to conditions. This study was conducted to observe students sound wave concept mastery improvements after the implementation of LoI in learning. The study used one group pretest-posttest design, which involved 152 students in one of public junior high school in Bandung. Instrument used in this study was descriptive concept mastery test. Data were analyzed using t-test and normalized gain to determine the improvement of student’s mastery concept. The results showed that students sound wave concept mastery improvement was improved by Levels of Inquiry in overall (<g> = 0.38). The results also included detailed analysist of student’s concept mastery development by general, each cognitive aspect and each sub matters of lesson. Based on the results, Levels of Inquiry (LoI) implementations can improve the student’s concept mastery on sound wave.

Identifying SMM on momentum and impulse using two tier diagnostic test

Almost students have difficulties to understand the concept of momentum and impulse because the concept still considered abstract in physics. The aim of this research was to find students mental models of momentum and impulse. The participants of this research were eleven grade students of senior high school in Bandung. This sample have been selected from 30 students (17 boys and 13 girls, their age average 16 years old) in the one of senior high school at Bandung. The research method is a case study with descriptive quantitative analysis. The data analysis was carried in two stages, first identified student level of understanding and the second identified the student model of understanding. The diagnostic test utilized to find students mental models was two tier test in the form of open ended questions as many as 5 questions. The result shows that mental models of eleven grade students which have been identified in the three categories that are, Initial 62,6%, Synthetic 26,7%, and Scientific 10,7%. In conclusion, mental models of the scientific category is lower than other categories.

An assessment of performance appraisal in entalphy change laboratory activity: a comparative of scoring by peer and teacher

The purpose of this study was to develop performance assessment instruments and their application to high school practicum for enthalpy change. The instrument used is a validation sheet to see the validity. The instrument that has been analyzed is a performance assessment about students’ laboratory skills in enthalpy change (ΔH) laboratory activity. The method used in the research was development and validation. The instrument was evaluated by 8 teachers and 32 students of year XI from one of senior high school in Bandung. The result shows that there is a similarity of the score given by students and that the teacher. This similarity is supported by the pearson correlation score r=0,89 have been categorized as very good. This result implies that performance skills can be administered by peers using this instrument since it provide the similar result with the teachers.

Case study: investigating of eleventh graders’ translating among modes of representation ability on linear motion

The purpose of this study is to describe the profile of students’ translating among modes of representation ability on physics. The ability to represent information into verbal, graphical, picture, table and mathematical representations in order to help students define suited physics’ concepts on solving physics problems. Participants included 28 11st grade students in a senior high school in Bandung. The sampling technique is random sampling. This study used description method to describe the profile of students’ translating among modes of representation ability. The findings showed that students’ translating among modes of representation ability were classified in medium category with 54.44% of mastery. The highest average score on students’ ability to represent picture representations into mathematical format was 69.60% from its ideal maximum score. Whilst students’ ability to represent pictorial format into graphical reached 25%. It can be concluded that students’ translating among modes of representation ability is insufficient category.

Effectiveness problem-based learning (PBL) with reading infusion strategic to improving scientific literacy for high school students on topic global warming

The scientific literacy is an important skill to be provided to students as effort of preparing citizens who are able to compete in the 21st century. The scientific literacy has become the main goal of physics learning. However, PISA results show that the scientific literacy of Indonesian’ student is lower compared to other countries. The aims of this study is to comparing effectiveness PBL with reading infusion and only PBL to improving students’ literacy. The design research of this study was quasi experiment method with pretest-posttest non-equivalent control group design. The subjects of this research consisted of 44 students of XI MIA at a High school in Bandung. The students were divided into 2 groups. The data collection was conducted through scientific literacy instrument that was developed before this study. The data was analyzed using n-gain, T-test and effect size. Results shows that the scientific literacy in experiment group is higher than control group significantly and the implementation PBL with reading infusion strategy has large effect to improving students’ scientific literacy. The results clarify that PBL with reading infusion strategy in physics learning is effective to improving scientific literacy students at high school.

HUBUNGAN KUALITAS KEHIDUPAN KERJA TERHADAP KINERJA PERAWAT PELAKSANA

Kinerja perawat merupakan hasil yang dicapai dalam melaksanakan asuhan keperawatan di rumah sakit. Terciptanya asuhan keperawatan yang optimal sangat diperlukan dukungan dari pihak rumah sakit salah satunya adalah menciptakan kualitas kehidupan kerja baik bagi perawat. Penelitian ini bertujuan untuk mengetahui hubungan antara kualitas kehidupan kerja terhadap kinerja perawat pelaksana di RSUD Teluk Kuantan. Jenis penelitian kuantitatif dengan pendekatan cross sectional. Jumlah sampel 120 responden yang diperoleh melalui proportionate simple random sampling. Hasil penelitian menunjukkan kualitas kehidupan kerja perawat RSUD Teluk Kuantan berada pada kategori sedang, kinerja perawat berada pada kategori kurang baik. Berdasarkan analisis kedua variabel teridentifikasi bahwa tidak ada hubungan antara kualitas kehidupan kerja dengan kinerja perawat pelaksana dengan p value 0,817. Dimensi work context merupakan komponen yang memiliki hubungan dengan kinerja perawat pelaksana dengan p value 0,008, dimensi work life tidak berhubungan secara signifikan dengan kinerja perawat. Kesimpulan penelitian diketahui tidak ada hubungan antara kualitas kehidupan kerja dengan kinerja perawat pelaksana. Ada hubungan dimensi work context dengan kinerja perawat pelaksana. Tidak ada hubungan dimensi work life dengan kinerja perawat.&#x0D; &#x0D; Kata kunci: kualitas kehidupan kerja, kinerja, perawat pelaksana&#x0D; &#x0D; THE RELATIONSHIP BETWEEN THE QUALITY OF WORK LIFE AND THE PERFORMANCE OF IMPLEMENTERS NURSES&#x0D; &#x0D; ABSTRACT&#x0D; Nurse performance is the result achieved in implementing nursing care in a hospital. The creation of optimal nursing care is very much needed support from the hospital, one of which is to create a good quality of work life for nurses. This study aims to determine the relationship between the quality of work life and the performance of nurses at the Kuantan District Hospital. This type of quantitative research with cross sectional approach. The number of samples of 120 respondents obtained through proportionate simple random sampling. The results showed that the quality of work life of nurses at the Kuantan District Hospital was in the medium category, the nurses' performance was in the unfavorable category. Based on the analysis of the two variables, it was identified that there was no relationship between the quality of work life with the performance of implementing nurses with a p value of 0.817. The work context dimension is a component that has a relationship with the performance of nurses implementing with p value 0.008, the dimension of work life does not significantly correlate with nurse performance. The conclusion of the research is that there is no relationship between the quality of work life and the performance of the implementing nurses. There is a relationship between the dimensions of the work context and the performance of the nurses. There is no relationship between the dimensions of work life and nurse performance.&#x0D; &#x0D; Keywords: quality of work life, performance, implementers nurse

THE EFFECTIVITY OF ORAI APPLICATION IN TEACHING PRESENTATION SKILLS FOR NON-ENGLISH SENIOR HIGH SCHOOL TEACHERS

Non-English teachers often get nervous and are not confident when they have to speak up in English, especially when they have to speak in front of many people or do the public speaking in English. But nowadays, there are many mobile applications that offer the new method in speaking English. Orai is one of the applications which concerns to help the users in improving their English-Speaking Skills. The research aims to examine the improvement of teachers’ speaking skills by using Orai application. The data were taken from the teachers who did not teach English in Senior High School in Bandung. Data were analyzed using descriptive statistic by finding out the total score per item. The results of the research show that Orai application helps teachers in improving their speaking skill. It helps teachers in correcting their pronunciation and their intonation when they speak. It also reduces some sources for the efficiency such as books, speakers, writing tools, headset, etc. The participants show the positive and good response using Orai application in assisting participants’ speaking fluency.

KONTRIBUSI HABITS OF MIND TERHADAP KEMAMPUAN LITERASI MATEMATIS SISWA PADA MATERI GEOMETRI

CONTRIBUTION OF HABITS OF MIND TOWARDS STUDENT MATHEMATICAL LITERACY ABILITY ON GEOMETRY.&lt;strong&gt; &lt;/strong&gt;The relationship between habits of mind with mathematical literacy ability is the basis of this research. The purpose of this study was to determine the description of students 'habits of mind and the influence of habits of mind on students' mathematical literacy ability. This research is an ex post facto method. Through a purposive sampling technique selected 35 students of class VIII at one of junior high school in Bandung. Students work on geometry problems in the material to build flat side spaces and habits of mind scale. The results found that habits of mind had a positive contribution on students' mathematical literacy ability by 43.5%. It can be concluded to improve students' mathematical literacy ability by increasing habits of mind.

PENGEMBANGAN MEDIA PEMBELAJARAN BERBASIS VISUAL BASIC APPLICATION POWERPOINT PADA MATERI SISTEM PERSAMAAN LINEAR DUA VARIABEL

This research is development research. This study aims to develop VBA Powerpoint based learning media on SPLDV material for class VIII junior high school students. Samples for this research are taken from one of junior high school in Bandung. This study refers to the ADDIE development model which includes five stages, namely: Analysis (Analysis Phase), Design (Design Phase), Development (Development Phase), Implementation (Implementation Phase), and Evaluation (Evaluation Phase). The instrument of this research is in the form of assessment sheets for material experts, media experts, teachers and students. Based on the analysis of learning media through the instruments given to material experts, media experts, teacher and students obtained the following results, material experts stated that the product was very valid with an average value of 3.64 and media experts stated that the product was valid with an average value of 3.06. While the results of teacher responses can be concluded that the product is very valid with an average value of 3.50 and from the results of student responses can be concluded that the product is valid with an average value of 3.18.1

The development of physics learning materials using multimodal representation to improve the problem-solving skill of high school students based on rosengrant stages

This study aims to determine the effect of the development of physics learning materials using multimodal representation to improve the problem-solving skills of high school students based on Rosengrant stages. The sample used in this study is 69 students from a high school in Bandung. The research sample was divided into 2 classes called the experimental class and the control class. Control class uses usual learning materials in the school while the experimental class using multimodal representation learning materials. The sampling technique in this study using class random sampling. The instrument for obtaining data on students’ problem-solving abilities using essay test instruments on heat and temperature material which consists of 8 questions. The results of this study indicate that the development of physics learning materials using multimodal representation are able to improve students’ problem-solving skill significantly based on Rosengrant stages.

Junior High School Students’ Mathematical Reasoning Ability Analysis in Systems of Linear Equations and Applications

This study aims to determine students’ mathematical reasoning abilities in systems of linear equations and applications. This research was conducted in the odd semester of the 2018/2019 academic year. The population in this study were all students of class VIII in one of the Junior High Schools in Bandung with a total sample of 32 students. The research instrument used was in the form of a test of mathematical reasoning. The research method used is qualitative research design. Data were analyzed using data reduction, data presentation, and conclusion. Based on the results of the study it can be concluded that the mathematical reasoning ability of junior high school students in SPLDV material is still low.

Pengaruh Pembelajaran Biologi Berbasis STEM terhadap Literasi Teknologi dan Keterampilan Pengambilan Keputusan Siswa SMA

This study aims to analyze the effect of STEM-based biology learning on technological literacy and students’ decision making skills in senior high school. The sample used in this study were X grade students from two classes in one of the senior high school in Bandung. Determination of the research subject was carried out as a convenience sampling technique from recommendation teachers and studying the activities of students who had not learned about environmental pollution material. This study used a quasi-experimental method through a non-equivalent control group design. Student’s technological literacy in this study was measured by using several aspects of technological literacy while student’s decision making was measured by using open-ended questions that are relevant to socio-scientific issues. Student’s decision making analyzed based on the basic categories of decision making and the level of argumentation as a reasoning process in decision making. This study shows that STEM-based biology learning does not affect technological literacy and decision making in high school students. This was done on statistical tests on technological literacy and decision making skills tests results that showed no significant difference between students in STEM classes with non-STEM classes.

The Role of Personality Traits in Predicting Senior High School Students’ Academic Buoyancy

All students have to face academic pressures, setbacks and challenges that are part of their everyday academic life. The capacity to deal with this, i.e. ‘academic buoyancy’, is needed to reduce the impact of academic adversity. Since academic buoyancy may be associated with personality, our study explored the role of personality trait, especially the ‘big five’, as predictors of the academic buoyancy in senior high school students in an Eastern culture. Methods: Using quota sampling, 356 respondents were sampled from the eight largest senior high schools in Bandung, Indonesia. Five personality factors were measured using the Big Five Inventory. Furthermore, academic buoyancy was assessed utilizing the Academic Buoyancy Scale. Multiple regression analysis was used to analyze the predictive value of each trait for academic buoyancy. Result: Academic buoyancy appears to be related to personality differences. We found three personality traits which predicted positively and significantly academic buoyancy, namely Conscientiousness, Agreeableness and Extraversion. Conclusions: The study has provided a new understanding of the relevance of personality for academic student’s life. Implications and differences in relation between personality and academic buoyancy in senior high school’ student are discussed.