scholarly journals Analisis Kesalahan Mahasiswa dalam Menyelesaikan Soal Negasi Pernyataan Majemuk pada Logika Matematika

Author(s):  
Mutia Mutia

This research aims to determine what kind of mistakes made PGMI students even semester of the academic year 2016/2017 in solving the problem of compound statement negation on mathematical logic and to know the alternative solution. The type of this research is descriptive research with qualitative approach. The research instrument used in this research is mathematical logic test and interview. The data analyzed is the result of student work on the worksheet that made a mistake. The results of this study indicate that students experience some errors that are marking errors, mistranslate logic symbols, concept errors, mistakes remembering the truth value in the statement truth table, and error concluded. After knowing the types of mistakes made by students in working on the question of negation of compound statements, then the alternative solution that can be given to this research problem is to use learning techniques that enable students to think well Like discussing, speaking and writing in front of the class to explain Directly so that students can retain their memories much longer, emphasizing the importance of much work on the matter by watching the right symbols or practicing remembering and writing symbols through the questions, giving repetitive exercise of different types of questions, and routine assignments To be memorized by truth values in mathematical logic.

2019 ◽  
Vol 18 (2) ◽  
pp. 323
Author(s):  
Zaenal Arifin

This study aims to find out the Al-Qur'an's view on the theme of intercession, understand intercession in relation to other than Allah, such as Angels, Rasulallah, Al-Qur'an and know who has the right to obtain intercession and its criteria. The study was designed through descriptive research conducted with a thematic qualitative approach with the maudhu'i method. The subjects in this study are library research, that is, all data sources come from written materials related to the topics discussed. Data analysis in this study uses text analysis. The results of this study indicate that syafa'at is still being discussed by the scholars, but most of the scholars say that the syafa'at exists later on the Day of Judgment. As for the group that believes that there is Shafi'i is the Shiite and Ahlussunah groups, while the Mu'tazilah group believes that there is no Syafa'at in the afterlife, of course with their respective arguments. As for those who can give syafa'at are angels, prophets, pious people and good deeds, of course after getting permission and blessings from God.


Author(s):  
M. Scaioni ◽  
L. Longoni ◽  
L. Zanzi ◽  
V. Ivanov ◽  
M. Papini

Abstract. Starting from the Academic Year 2018–2019, Politecnico di Milano university has established a BSc programme on “Civil Engineering for Risk Mitigation” (ICMR). This course is aimed at training students to cope with issues related to different types of natural and anthropogenic hazards, among which Geohazards are paid a primary attention. A “Workshop on Monitoring Techniques for Geohazards” is included to present different Geological, Geophysical and Geodetic techniques to be applied to landslides within an integrated approach. The use of active and problem-based learning techniques was one of the basic principles in the design of ICMR programme. This resulted in planning some visits and field campaigns to allow students to directly work on real case studies. The course has been scheduled for the first time in the second term of A.Y. 2019–2020, when the COVID-19 pandemics developed and prevented the lab activities in the field to be implemented as planned. The paper presents how the content and the organization of the course have been revised to try to reach the same learning objectives notwithstanding the limitations on the activities “in presence”.


2018 ◽  
Vol 5 (2) ◽  
pp. 22 ◽  
Author(s):  
Dwi Oktaviana

<p>This research aims to analyze the students' mistakes in soving math essay-tests on the discrete Mathematics using Newman error category. This descriptive research used qualitative approach. The subjects of this research are the 7th semester students of math study program of IKIP PGRI Pontianak in academic year 2016/2017. The instrument of this research was the test items analized by Newman error category and interviews. Based on the results of data analysis it can be concluded that (1) 24% of reading errors were in form of not knowing the meaning, (2) 24%  of comprehension error is not knowing what to look for (3) 54.67% of transformation error is in form of generating function of the problem (4) 88% of error processing skill is in form of errors in the calculation and (5) 89.33% of encoding error is in form of mistakes in making  final answer of the test.</p>


2019 ◽  
Vol 2 (1) ◽  
Author(s):  
Nana Sepriyanti ◽  
Riadil Jannah ◽  
Milya Sari

The purpose of this research is to know the quality mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 when viewed from aspects of logical validity, empirical validity, reliability, difficulty, differentiation and distractor problems. This research is a descriptive research with two approaches that is qualitative approach and quantitative approach. Qualitative approach is used to find out the logical validity of the problem, while the quantitative approach is used to determine the empirical validity, reliability, difficulty level, distinguishing power and distractor problems. The results of this study indicate that the quality of items in terms of the analysis of logical validity about mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 there are 2 invalid questions, 7 questions have medium validity and 31 questions with high validity. The quality of empirical validity about mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 is 0.49 with interpretation of empirical validity is moderate. Quality of reliability about mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 is 0.63 with the interpretation of reliability is quite enough. Levels of difficulty about mid term of math class VII SMP Negeri in padang at study year 2016/2017 of 40 problems there are: 6 problems are relatively easy, 30 questions are classified as moderate, 4 the problem is quite difficult. The different power of mathematics mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 from the 40 item is classified into; 14 items of the test have low power different, 13 items of the test have middle power different, 4 items test have high power different, and 9 items of the test have very good power different. From the distractor of mathematics mid term of math class VII SMP Negeri in Padang City academic year 2016/2017 can be as much 30% distraktor can't yet function and needs to be revised, because is still qualified bad and very bad, meanwhile 70% another distraktor can function.Keywords: validity, reliability, levels of difficulty, different power, distractor.


2021 ◽  
Vol 3 (3) ◽  
pp. 1004-1010
Author(s):  
Nova Aji Putra ◽  
Mesra Mesra

This study aims to describe the tendency of arsir techniques from horse drawings and describe the application of the principle of fine art of horse drawing works. This research uses descriptive research design that is to describe research data as is. This research is focused on three aspects that are the basis of this research, namely the composition, proportions and dark aspects of light. The research population amounted to 73 works, the work of grade VII students A,B,C. Samples were taken with Random Sampling techniques, so that the class of 20 students was selected. So the sample of research as many as 20 works. Data collection in this research was conducted with observation and documentation techniques. The data were analyzed with descriptive analysis techniques, namely describing the composition, proportions and dark light used in the drawings of horses in grade VII SMP Swasta Pembangun Medan, Academic Year 2019/2020. The results of this study are as follows. (1) The composition applied obtains the "appropriate" criteria of the three assessors with an average value of 78.28; (2) The proportion applied obtained the "right" criteria from the three assessors with an average value of 73.24; (3) The applied light dark gets the "right" criteria from the three assessors with an average score of 77.87.


Author(s):  
Firman F

Abstract: This study aims to determine the effectiveness and participation of the application of e-musrenbang in Sunter Jaya Village. The type of research used is descriptive research with a qualitative approach. Data collection used is conducting observations, interviews and documentation. The result showed that the effectiveness of the implementation of development planning through e-musrenbang in Sunter Jaya Village can be said to have been effective in terms of clarity of objectives, the application of e-musrenbang understood by implementors in the preparation of proposed priorities. Then, preparation of the right program, the availability of facilities and infrastructure such as computers/laptops accessed by the internet to include proposals into the e-musrenbang system so as to facilitate the planned proposals and compiled from the result of the citizens’ crushing. Furthermore, e-musrenbang has been transparent because it can be seen through the e-musrenbang https://musrenbang.jakarta.go.id system. In addition, the participation of the community to attend musrenbang is good enough but not all can attend because of several factors of routine activities. Accountability in Sunter Jaya Village is only limited to collecting proposals that will be discussed in sub-districts, cities, and provinces, which will be realized to the relevant OPD. Thus the effectiveness of the implementation of e-musrenbang has been better than previous years so that in the future the planned proposals are made based on the needs of the community and can be realized proposals that have been drafted and authorized.


2021 ◽  
Vol 1 (3) ◽  
pp. 306-315
Author(s):  
Retno Saputri Said ◽  
Sri Subarinah ◽  
Baidowi Baidowi ◽  
Sripatmi Sripatmi

This study aimed to describe the mathematical representation ability in terms of self-efficacy students of grade VIII SMP Negeri 6 Mataram in academic year 2020/2021.  The research method used was descriptive research with qualitative approach. The instruments used in this study were self-efficacy questionnaires, mathematical representation ability tests and interview guides. The research subjects were 31 students of grade VIII E with 22 students having high self-efficacy and 9 students having low self-efficacy. Then 3 students from each category of self-efficacy were selected to be given a test and an interview.  Based on the results, the mathematical representation abilities of students who have high self-efficacy are able to present a mathematical problem in the form of images or diagrams, solve mathematical problems using mathematical equations or models and sufficiently able to use written words in solving mathematical problems. Meanwhile, the mathematical representation abilities of students who have low self-efficacy are able to present a mathematical problem in the form of a picture


2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Timotius Woda Napu

The purpose of this research was to determine the cognitive processes that occur in problem solving for Class VIII A students of SMPK St. Paulus Karuni. Type of this research is a qualitative descriptive research, by analyzing the results of students based on Bloom's Revised Taxonomy. The subjects of this research were students of VIII A SMPK St. Paulus Karuni in the 2018/2019 academic year consisting of 11 students, which is a special class that uses a metacognitive and discursive approach to mathematics learning. Collecting data in this qualitative descriptive research is in the form of test results from students. As supporting data in this research, students are given special rules in carrying out tests. Namely students may only make scratches in addition to the answers given. Based on the results and discussion of students of class VIII A SMPK St. Paulus Karuni consisting of 11 students, there are four different types of answers. The results of the cognitive process analysis are 9 students with the first and fourth types of answers able to reach the C5 level or meet the first five indicators. One student with the second type of answer is able to reach the C4 level or meet the first 4 indicators. Whereas one other student who has the third type of answer, is able to reach level C2 or only meet the first two indicators


Author(s):  
Aswani Jelita Sianturi ◽  
Novalina Sembiring ◽  
Fiber Yun A Ginting

The Research was aimed to analyze the error on pronoun made by the eleventh grade students of SMA Katolik Cinta Kasih Tebing Tinggi in Academic Year of  2020/2021. The subject of this research consists of 30 students in XI-MIPA-1. The objectives of the study were (1) To find out the types of error made by students in using pronoun. (2) To find out what causes the students made such error in using pronoun. This research used qualitative approach with descriptive research. The errors were collected, identified, and classified based on the Surface Structure Taxonomy by Dulay. It was specified by four types of errors namely omission, addition, misordering, and misformation.The result showed (1) The most common errors made by the students were misformation (52,0%) or 88 errors. The second was error in addition with the frequency (35,5%) or 60 errors. The third error was omission (11,2%) or 19 errors. The lowest frequency of error was misordering (1,1%) or 2 errors. (2) The students made such errors in using pronouns because of their less motivation of learning, lack of knowledge about grammar and English language, and minimal use of media by the teacher during teaching learning process. The teacher should create an interesting teaching, so it that can increase the students’ interest in learning English.


2021 ◽  
Vol 6 (2) ◽  
pp. 442
Author(s):  
Alna Royani ◽  
Yessi Fitriani ◽  
Darwin Effendi

This study aims to see the ability to write fantasy stories in Indonesian language learning with the mind mapping model of class VII-2 students at SMP Negeri 13 OKU in the 2020/2021 academic year. The approach used is a quantitative approach. This type of research is descriptive research. The data analysis in this study is the result of the assessment of student work, namely 2 assessors, namely assessor 1 and assessor 2 accompanied by an average. The results showed that the implementation of teacher learning was going well. Based on the research results, it can be concluded that the ability to write fantasy stories using the Mind Mapping model is in the ability category. Suggestions for this research are 1) so that grade VII students can improve their writing skills to get better results. 2) so that teachers of SMP Negeri 13 OKU can use an easy and precise learning model in the learning process. 3) so that other researchers can use this thesis as a reference source.


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