scholarly journals Identification of students’ difficulties in understanding of vector concepts using test of understanding of vector

2021 ◽  
Vol 2098 (1) ◽  
pp. 012018
Author(s):  
B R A Latifa ◽  
E Purwaningsih ◽  
S Sutopo

Abstract This study is aimed to identify students’ difficulties in understanding vector concepts in physics because many students think that vector concept is very difficult to understand. This research used an embedded approach research design with quantitative descriptive methods and the sampling used a random sampling technique. Total sample of 142 students from two different schools in Central Lombok district. Test of understanding of vector (TUV) used to test the understanding of students consist of 20 item questions, then followed by interview session with several students. Kruskal-Wallis non-parametric descriptive and inferential statistic was used to performed data analysis. The results of this study indicate that (i) students’ ability to understand vector concepts is still lacking and tends to be very lacking; (ii) the most difficult items for students are the unit vector graphic representation and the graphical representation of vector multiplication. The concept of vector is still considered very difficult for students, especially if the item questions use graphical representations. For further researchers, it is better to conduct a study related to what kind of learning system can support and reduce the difficulties faced by students in learning vector concepts especially on graphical representation.

2020 ◽  
Vol 8 (3) ◽  
pp. 173-177
Author(s):  
Rina Rukmanti ◽  
Adam Latif ◽  
Akhyaruddin Hakim

The level of accountability forand building tax payments in Damai Village, Watang Sidenreng District, Sidenreng Rappang District, and to find out the factors that influence the level of community awareness in paying land taxes and Buildings in Damai Village, Watang Sidenreng District, Sidenreng Rappang Regency. The population in this study was 1,486 where the sampling used was Probability Sampling with a random sampling technique using aformula of Yount  5% with a total sample of 74. This study used a Quantitative Descriptive Method. Data collection techniques used through observation, questionnaires (questionnaire), documentation and interviews. The data analysis technique used is Descriptive Statistics, data quality test, classic assumption test using SPSS 21 and Likert Scale. The results showed that accountability for land and building tax payments in the peaceful village of Watang Sidenreng sub-district was categorized as "Influential/ significant", from the ANOVA test it was able to calculate 13,325 overall, influential/ significant and the probability was far from 0.05. Furthermore partially t arithmetic (3,650)> t table (1993) means that the level of accountability influences / significantly on Land and Building Tax Payments in Damai Village, factors that influence the level of public awareness in paying Land and Building Taxes in Damai Village Watang Sidenreng District Sidenreng Regency Rappang 60.6% included in the category of "good". 


Ruang ◽  
2021 ◽  
Vol 7 (2) ◽  
pp. 64-73
Author(s):  
Falian Alfaridzi

Kampung kota terbentuk karena sebagai kawasan permukiman etnis-etnis yang menetap di suatu kota, salah satunya Kampung Pekojan Kota Semarang. Kampung Pekojan merupakan kampung kota dihuni oleh masyarakat keturunan Koja atau etnis India-Pakistan sebagai identitas utama. Adanya identitas ini membuat makna tersendiri bagi penghuni terhadap tempat tinggalnya, yang dikenal dengan istilah sense of place. Oleh karena itu, penelitian ini bertujuan untuk mengkaji sense of place penghuni terhadap eksistensi Kampung Pekojan Kota Semarang. Penelitian ini menggunakan metode kuantitatif dengan teknik analisis skoring dan deskriptif kuantitatif. Pengumpulan data pada penelitian ini dilakukan dengan cara obersvasi, kuesioner dan wawancara. Teknik sampling yang digunakan yaitu berupa purposive proportional random sampling terhadap 3 RT yaitu RT 09, RT 10, dan RT 11 yang menjadi unit populasi. Sampling memiliki kriteria khusus yaitu penghuni yang sudah lama tinggal di Kampung Pekojan minimal 20 tahun dengan jumlah sample sebanyak 52 responden. Penelitian ini menggunakan analisis relationship to place dan place attachment. Hasil penelitian menunjukkan bahwa sebagian besar responden memiliki karakteristik keterlibatan terhadap tempat. Pada place attachment, hasil penelitian menunjukkan bahwa mayoritas memiliki karakteristik cultural terhadap Kampung Pekojan. Dengan demikian, Keberadaan Kampung Pekojan sebagai pemukiman memiliki arti penting karena kemampuannya mempertahankan nilai-nilai kemanusiaan, sejarah dan budaya dalam kehidupan perkotaan modern.Kata kunci: Kampung Kota; Sense of Place; Kampung PekojanKampung Kota is formed because it is a residential area for ethnic groups who live in a city, one of which is Kampung Pekojan, Semarang City. Kampung Pekojan is kampung kota inhabited by people of Koja descent or Indian-Pakistani ethnicity as the main identity. The existence of this identity creates its own meaning for residents of their place of residence, which is known as the sense of place. Therefore, this study aims to examine the residents' sense of place towards the existence of Kampung Pekojan, Semarang City. This research uses quantitative methods with quantitative descriptive and scoring analysis techniques. Data collection in this study was carried out by means of observation, questionnaires and interviews. The sampling technique used was purposive proportional random sampling of 3 RTs, specifically RT 09, RT 10, and RT 11 which were the population units. Sampling has special criteria, namely residents who have lived in Kampung Pekojan for at least 20 years with a total sample of 52 respondents. This study uses relationship to place and place attachment analysis. The results showed that most respondents had the characteristics of involvement with the place. On the place attachment, the results of the study show that the majority have cultural characteristics towards Kampung Pekojan. Thus, the existence of Kampung Pekojan as a settlement has an important meaning because of its ability to maintain human, historical and cultural values in modern urban life.Keyword: Kampung Kota, Sense of Place, Kampung Pekojan.


Manajerial ◽  
2017 ◽  
Vol 9 (1) ◽  
pp. 13
Author(s):  
Dion Arifianto ◽  
Aryanda Aryanda

<p align="justify">The objectives in this research are describe influence of commitment and compensation in partially and simultaneous on the performance of employees of PT. Dipa Pharmalab Intersains in Jakarta. This research uses a quantitative descriptive analysis. The populations in this research are the employee of PT. Dipa Pharmalab Intersains in Jakarta, while the sample using simple random sampling technique, which determines the sample, in order to obtain the total sample of 109 people. The results showed that the employee performance was predicted by commitment and compensation . In other words, commitment and compensation has been a role in increasing employee performance in the PT. Dipa Pharmalab Intersains in Jakarta. The results are proved that employee performance was simultaneous affected by commitment and compensation.</p>


2021 ◽  
pp. 136548022199669
Author(s):  
Evi Widowati ◽  
Wahyudi Istiono ◽  
Adi Heru Sutomo

This study aimed to identify various hazard risks which are related to children in schools. This study used a quantitative descriptive design. The sampling technique used was four stage stratified random sampling, with 329 elementary schools as the sample. The results identified various dangerous situations which are related to children and schools ranging from infectious diseases, natural disasters, violence against children and the dangers due to the absence of adequate safety at school. Dangers from natural disasters which could be identified were earthquake, volcano, flood, hurricane landslide, and drought as well as potential biological hazards such as contagion and caterpillar outbreak. Additionally, the dangers related to violence against children were fighting, extortion, physical violence, psychological violence, sexual violence, bullying, and stealing. Related to safety aspects at schools, there were dangerous situations caused by the activities of the children themselves which caused injuries, or other technical causes, such as fire, falling buildings/falling trees, food poisoning, and infectious diseases.


2021 ◽  
Vol 9 (2) ◽  
pp. 149
Author(s):  
Anugerah Ruben Ananda ◽  
Desi Friska Dela Zalukhu ◽  
Firdaus G Junior ◽  
Marisa Junianti Manik ◽  
Swingly Wikliv D

<p><em>Cardiac arrest is a significant cause of death worldwide, and an estimated 17.9 million people die from heart disease. In 2016, cardiac arrest represented 31% of all global deaths, and heart attacks and strokes caused 85%. In the treatment of cardiac arrest, health providers must perform cardiac and pulmonary resuscitation, a combination of chest compressions, and assistance for the victim's breathing. Nurses must be able to provide high-quality CPR to the patients for optimal outcomes. This study aimed to describe the knowledge of nurses in six private hospitals in Indonesia about high-quality CPR. This research was quantitative descriptive using a modified questionnaire regarding the theory of high-quality CPR. The population in this study were nurses from adult inpatient wards at six private hospitals in Indonesia with a total sample of 86 respondents through convenience sampling technique. The results showed that 79.1% inpatient nurses at six hospitals in Indonesia had good knowledge about high-quality CPR. Nurses are expected to maintain and improve their knowledge and ability to provide high-quality CPR so that the basic life support provided will be of high quality and provide optimal results for cardiac arrest patients in hospitals.</em><strong><br /><br />BAHASA INDONESIA ABSTRAK: </strong>Henti jantung merupakan penyebab kematian yang signifikan di dunia dan diperkirakan 17,9 juta orang meninggal karena penyakit jantung. Pada 2016, henti jantung mewakili 31% dari semua kematian global, dan 85% disebabkan oleh serangan jantung dan stroke. Dalam penanganan henti jantung, perawat harus melakukan resusitasi jantung dan paru yaitu kombinasi dari kompresi dada dan bantuan terhadap pernafasan korban. Tenaga kesehatan harus mampu memberikan<em> high-quality</em> CPR kepada korban untuk hasil yang optimal. Penelitian ini bertujuan untuk mengetahui gambaran pengetahuan perawat tentang high-quality CPR di enam rumah sakit swasta di Indonesia. Penelitian ini merupakan studi deskriptif kuantitatif dengan menggunakan kuesioner mengenai teori <em>high-quality</em> CPR yang telah dimodifikasi. Populasi dalam penelitian ini adalah perawat ruang rawat inap dewasa di enam rumah sakit swasta di Indonesia dengan jumlah sampel sebanyak 86 responden melalui teknik sampel konvenien. Hasil penelitian menunjukan 79.1% perawat rawat inap di enam rumah sakit di Indonesia memiliki pengetahuan tentang <em>high-quality</em> CPR pada tingkat yang baik. Perawat diharapkan untuk tetap mempertahankan dan meningkatkan pengetahuan dan kemampuan pemberian <em>high-quality CPR</em> sehingga bantuan hidup dasar yang diberikan akan berkualitas dan memberikan hasil optimal bagi pasien henti jantung dalam rumah sakit.</p>


2021 ◽  
Vol 4 (2) ◽  
pp. 208-215
Author(s):  
Nina Anriani Pulungan ◽  
Nunik Ardiana ◽  
Muhammad Syahril Harahap

The aim of this study is to analyze students’ mathematical connection ability on the topic of Phytagoras theorem which reviewed on using CORE learning model at the eighth grade students of SMP Negeri 8 Padangsidimpuan. The research was conducted by applying experimental method (intact group comparison design) with 54 students as the sample and they were taken by using Cluster random sampling technique. Sample was divided into two groups, 27 students as control class (using lecture) and 27 students as experimental class (using CORE).  Based on descriptive analysis, it was found: (a) the average of students’ mathematical connection ability before using lecture learning model was 50.82 (fair category) and after using lecture learning model was 73.66 (enough category) and (b) the average of students’ mathematical connection ability before using CORE learning model was 50.72 (fair category) and after using CORE learning model was 85.25 (good category). Furthermore, based on inferential statistic by using N-Gain, the result showed g= 0.369 (low category) for control class and g=0.706 (high category) for experimental class. It ‘s concluded that using CORE more effective than lecture learning model on the topic of Phytagoras  theorem at the eighth grade students of SMP Negeri 8 Padangsidimpuan.


Author(s):  
Riwi Sumantyo ◽  
Arry Budi Saputro

This research has an aim to determine the factors that influence the success of an investor in stock investments in Surakarta city, Central Java. The variables studied are investor experience, the time in which stocks are sold, education level and total capital. The data collection is conducted through interviews, utilizing questionnaires, and direct observations with a total sample of 90 investors which were selected using the proportional random sampling technique. The analysis tool utilized in this study is the multiple linear regression analysis The research results showed the four variables, investor experience, time in which stocks are sold, education level, and the total capital, individually have a positive on the investors’ success in stock investments in Indonesia Stock Exchange. The variable with the greatest influence on the investor’s stock investments success in Indonesia Stock Exchange is the capital. The recommendations are investors must participate in stock analysis trainings, both fundamental and technical to reduce risks, investors are suggested to never place 100% of their investments in the same stock portfolio and instead diversify it with other assets, further studies should encompass other variables that may influence the success of investors in stock investments. Securities companies are expected and authority to provide comfortability, risk considerations, and benefit, as well as security for investors’ fundsKeywords: investor’s success, investor’s experience, the time before stocks are sold, education level, and totalcapital, proportional random sampling classification.


Author(s):  
Eva Imania Eliasa ◽  
Ilfiandra Ilfiandra ◽  
Syamsu Yusuf

This study aims to determine the trend of student religiosity in terms of gender and background majors. The research approach uses a quantitative approach to the type of cross-sectional survey. Participants numbered 292 (58 male and 234 female) students in the Faculty of Education taken with non-probability random sampling technique. The data collection technique used a scale. The research instrument used Religiosity Scale for Youth from Hernandez. The test of validity, using the Pearson product-moment correlation, with 37 items that valid and reliability using Cronbach Alpha test with 0893. Data were analyzed using quantitative descriptive technique and Two Way Anova. The results showed that the trend of religiosity students Including a high category in the aspect of religious belief, and the category is quite high in the aspect of religious activity. The overall dynamics of the diversity of students in the category is quite high, and the majors PLB, PLS, PGSD has a higher category. There is no difference between the gender with religiosity, but female students are higher than males.


2017 ◽  
Vol 3 (2) ◽  
pp. 1
Author(s):  
Nila Rahmawati ◽  
Mudjiran Mudjiran ◽  
Yusri Yusri

<p><em>Achievement motivation can encourage students to learn. In achieving success requires the support of parents. Poverty makes some parents from poor families have little time to guide the children. Consequently, parenting is not going well. This research aims to describe the relationship of  parenting and achievement motivation of students who come from poor families. This  research is quantitative descriptive with correlation metod. The population in this study are all students of SMP Negeri which in category BSM receiver in Padang. Total sample of 170 students, selected by cluster random sampling technique. Data was collected using Likert scale model measurements. Analysis of data using statistical techniques of correlation with the data collected in interval form Then analyzed using percentages. Testing the hypothesis by using the Pearson product moment correlation. The findings of this study are: (1) parenting students who come from poor families in Padang are in good enough category. (2) achievement motivation of students who come from poor families in Padang in low category. (3) There are significant positive relationship between parenting and achievement motivation of students who come from poor families. This result meant that better the care of the parents, the higher achievement motivation of student. Counselor in cooperation with school personnel and parents to encourage students increase achievement motivation.</em></p>


2021 ◽  
Vol 2 (1) ◽  
pp. 1-11
Author(s):  
Ely Indriani

The background of the problem in this study is that various obstacles arise in the application of online learning, ranging from limitations to internet access, operational capabilities and online features. The purpose of this study was to determine the effectiveness of the implementation of online learning during the COVID-19 pandemic in class X high school students in Mranggen District in PJOK subjects. This research is a quantitative descriptive study using a survey method conducted online by distributing questionnaires using google form. The sampling technique in this study used cluster sampling. Then after the data has been collected, it will be analyzed and in a percentage for later description. The results of the study showed that the PJOK lessons using online learning were 41,% said they were less understood and 52.2% were not fun. In the operation of online learning media Wa and Zoom, 63.6% of students said they understood how to use them, while Gadgets (Hp) were the media that was often used with 72.2%. Limited quotas, slow networks and difficult to understand material are obstacles that students often experience during online learning at home. Giving assignments and examinations online 60.5% of students felt they did not understand and lacked enthusiasm for 62.7%, while during online learning Google classroom was the application most often used with 64.2%. Then 52.8% of the assignments became a model often used by teachers during online learning and online presentations, 21.3%. While the assignment given by the teacher when online was 47.5% for theory assignments and 22.2% of motion tasks. The conclusion in this study is based on the data and results that online learning for PJOK during COVID-19 class X SMA in Mrangggen sub-district is less effective from the various problems and obstacles that exist. Suggestions, to improve the online learning system so that it is easier to understand, learning during the COVID-19 pandemic can be done face-to-face or online and for further research to follow up on the factors of the online learning process during the COVID-19 pandemic. Abstrak Latar belakang masalah pada penelitian ini adalah berbagai kendala muncul dalam penerapan pembelajaran daring, mulai dari keterbatasan pada akses internet, kemampuan operasional dan pada fitur-fitur online. Tujuan penelitian ini adalah untuk mengetahui efektivitas implementasi pembelajaran daring dimasa pandemi COVID-19 pada siswa SMA kelas X se-Kecamatan Mranggen mata pelajaran PJOK. Penelitian ini merupakan penelitian deskriptif kuantitatif dengan menggunakan metode survey yang dilakukan secara online dengan penyebaran angket menggunakan google form. Teknik sampling pada penelitian ini menggunakan cluster sampling. Kemudian setelah data telah  terkumpul, maka akan dianalisis dan di persentase untuk kemudian di deskripsikan. Hasil penelitian menunjukkan pelajaran PJOK dengan menggunakan pembelajaran daring 41,% mengatakan kurang di mengerti dan 52,2% tidak menyenangkan. Dalam pengoperasian media pembelajaran daring Wa, dan Zoom 63,6% siswa mengatakan mengerti dalam menggunakan nya, sementara Gadget (Hp) menjadi media yang sering digunakan dengan 72,2%. Kuota yang terbatas, jaringan yang lambat dan materi yang sulit dipahami menjadi kendala yang sering dialami siswa selama pembelajaran daring dirumah. Pemberian tugas dan ujian secara daring 60,5% siswa merasa kurang paham dan kurang semangat 62,7%, sedangkan selama pembelajaran daring google classroom menjadi aplikasi yang paling sering digunakan dengan 64,2%. Kemudian 52,8% penugasan menjadi model yang sering digunakan guru selama pembelajaran daring dan presentasi online 21,3%. Sementara penugasan yang diberikan guru ketika daring 47,5% tugas teori dan tugas gerak 22,2%. Kesimpulan dalam penelitian ini adalah berdasarkan data dan hasil bahwa pembelajaran daring PJOK selama COVID-19 kelas X SMA se-kecamatan Mrangggen kurang efektif dari berbagai permasalahan dan kendala yang ada. Saran, untuk meningkatkan sistem pembelajaran daring agar lebih mudah dipahami, pembelajaran selama pandemi COVID-19 dapat dilakukan dengan tatap muka atau secara daring dan untuk penelitian selanjutnya agar ditindaklanjuti faktor-faktor proses pembelajaran daring selama masa pandemi COVID-19.


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