Teaching Data Analysis to First Year Students at a Polytechnic

Author(s):  
D. I. Holmes
2019 ◽  
Vol 23 (5) ◽  
pp. 33-43
Author(s):  
Y. Yu. Dyulicheva

The purpose of the paper is the investigation of the modern approaches and prospects for the application of swarm intelligence algorithms for educational data analysis, as well as the possibility of using of ant algorithm modifications for organizing educational content in adaptive systems for conducting project seminars.Materials and methods. The review of the modern articles on the educational data analysis based on swarm intelligence algorithms is provided; the approaches to solving problem of the optimal learning path construction (optimal organization of the learning objects) based on the algorithm and its modifications taking into account the students’ performance in the process of the optimal learning path construction are investigated; the application of particle swarm optimization and its modification based on Roccio algorithm for the reduction of curse dimension in the problem of the auto classifying questions; the application of ant algorithm, bee colony algorithm and bat algorithm for recommender system construction are studied; the prediction of students’ performance based on particle swarm optimization is researched in the article. The modification of ant algorithm for optimal organization of learning objects at projects seminars is proposed.Results. The modern approaches based on swarm intelligence algorithms to problem solving in educational data analysis are investigated. The various approaches to pheromones updating (their evaporation) when building the optimal learning path based on students’ performance data and search of group with “similar" students are studied; the abilities of the hybrid swarm intelligence algorithms for recommendation construction are investigated.Based on the modification of ant algorithm, the approach to the learning content organization at project seminars with individual preferences and students’ level of basic knowledge is proposed. The python classes are developed: the class for statistical data processing; the classfor modifica -tion of ant algorithm, taking into account the current level of knowledge and interest of student in studying a specific topic at the project seminar; the class for optimal sequence of the project seminars ’ topics for students. The developed classes allow creating the adaptive system that helps first year students with a choice of topics of project seminars.Conclusion. According to the results of the study, we can conclude about the effectiveness of swarm intelligence algorithms usage to solve a wide range of tasks connected with learning content and students’ data analysis in the e-learning systems and perspectives to hybrid approaches development based on swarm intelligence algorithms for realizing the adaptive learning systems on the paradigm of “demand learning".The results can be used to automate the organization of learning content during project seminars for the first-year students, when it is important to understand the basic level of knowledge and students’ interest in learning new technologies.


2017 ◽  
Vol 10 (4) ◽  
pp. 50
Author(s):  
Chaiwat Waree

The purpose of the study is the learning using research as a base. To strengthen the skills of classroom research Emphasizing Data Analysis and Result and to study the development of research skills in the class Emphasizing Data Analysis and Result of SSRU’ Students by learning using research base. The target group are students in the 2nd semester academic year 2557, 159 the sample used to select specific (Purposive Sampling) by researchers as an instructor in the course of the first year students at two and three majors in Thailand, English, Mathematics. The instruments used in the trial, including lesson plans. A pretest-posttest and evaluation of the 25 items and analysis of the data by the percentage of grades and research skills in the classroom and t-test and qualitative data are carried out. The study found that students who meet the grade from C + to 130 percent 81.76 with students who do not pass the threshold from 29 percent to 18.24 overview of the skills an overview of the rating process skills, research and the two sides are the highest average score was 12.50, the deviation was 0.72 posttest scores higher than the previous value t = 33.97 significant level statistically .05 students with the skills to do research on learning and research. The overall satisfaction level of an average value is 4.46 and a standard deviation of 0.68.


2015 ◽  
Vol 24 (4) ◽  
Author(s):  
Hadriana Hadriana

This Research is aimed at finding out the level of writing ability of the students at English Study Program FKIP- UNRI by using Cooperative Learning Method. The samples of the research were all of the first year students that joined Writing IC. The procedure of the research were administered through (a) pre-tes; (b) teaching and learning process by using Cooperative Learning Method; and (c) pos-tes. Pre-tes and pos-tes were given in order to know the level of their writing ability. Data analysis was conducted by comparing the scores of pre-tes and post-tes. Data calculation concluded that with df = 78 – 1 = 77, it was found that r table with significant level 5% = 2.64; and 1% = 1.99 which were smaller than t = 3.005. As a result, null hypothesis (Ho) was rejected and alternative hypothesis (Ha) was accepted. In conclusion, Cooperative Learning Method played a significant role in increasing the writing ability of students of English Study Program FKIP UNRI.


2016 ◽  
Vol 94 (11) ◽  
pp. 1205-1215 ◽  
Author(s):  
Haim Eshach ◽  
Ida Kukliansky

This paper describes the development and field test of the Laboratory Data Analysis Instrument (LDAI), aimed at diagnosing first-year students’ understanding of data analysis procedures. The design of this student-centered instrument is based on difficulties related to students’ data analysis skills required in an introductory physics laboratory. Difficulties were determined from previous literature, observations in laboratory classes, and interviews with students. The LDAI is single-context based, consisting of 30 multiple-choice and true/false questions embedded in a real laboratory report from a real laboratory. It was validated by seven experts: three physics professors, one science education lecturer, and three experienced laboratory instructors. Administration to 77 participants resulted in a Cronbach’s alpha of 0.702. The LDAI is a promising step toward having a valid and reliable diagnostic instrument that can be used by laboratory instructors in undergraduate physics laboratories.


2019 ◽  
Vol 10 (1) ◽  
Author(s):  
Bloner Sinurat ◽  
Herman Herman

<p>This article is regarded as a descriptive qualitative research dealing with the first year students’ skill in pronouncing the English voiceless plosive consonants. The subjects of the research are all considered homogenous consisting of 35 students who factually use Toba Batak language and Indonesian as their native languages. Based on the data analysis it was found out that those who had more phonological awareness could pronounce the English voiceless consonants better than those who had less. These speech sounds could be pronounced well when they particularly occurred either at medial or final position, but they were sometimes not properly pronounced or aspirated when they occurred in initial position and followed by stressed vowel. Phonetic errors or faulty pronunciations were more frequently done when these consonants occurred in initial position or uttered in connection with other words in a sentence.<strong></strong></p><p><strong>Keywords: </strong> English, pronunciation, typology, voiceless plosive consonant</p>


Author(s):  
Halimah Halimah ◽  
Ninuk Lustyantie ◽  
Gufran Ali Ibrahim

This study aims to examine EFL learners’ perception toward the application of Orai App in CLL method in teaching speaking. The study employed likert-scale questionnaires to enable researchers to collect massive data. The total of 24 first year students of a private university in East Java – Indonesia, comprising of 5 male and 19 female students participated in this study. Data were analyzed using descriptive statistic by finding out the total score per item. The results of this study illustrated that Orai application helps students alleviate the fear of speaking. It can also help students in increasing their speaking ability on the aspects of pronunciation, intonation as well as the speaking speed. Based on the data analysis, CLL method assisted by Orai application is strongly recommended to be used to assist the students to be better speaker.


Author(s):  
Rahmat Rahmat ◽  
Dedy Irfan

This study was discussed about the design of interactive learning media on Computer and Basic Network subject at the first year students. The purpose of this study was developed a valid and practical interactive learning media by using Adobe Director Software on Computer and Basic Network subject at SMKS Mahyal Ulum Al-Aziziyah. This type of study used the IDI model (Instructional Development Institute). The step of this study consists of three steps, namely (1) define, (2) develop, and (3) evaluate. To collect the data, some instruments are used to analyze such as validation questionnaire, and practical questionnaire. The data analysis were used the Aiken's V formula. Based on the results of the study, it can be concluded that the design was produced interactive learning multimedia products by using Adobe Director Software in Computer and Basic Network subjects at the class X TKJ of SMKS Mahyal Ulum Al-Aziziyah. It could be seen based on the Aiken's V coefficient value of 0.78 which is declared valid and practical with an average value of 83.72% after going through the development step which are analyzed based on validity and practicality. Keywords: Interactive Learning Media, Adobe Director, Instructional Development Institute, Aiken’s V.


2012 ◽  
Vol 6 (1) ◽  
pp. 45
Author(s):  
Lely Refnita

This article is a part of the writer’s dissertation on the development of an integrated English grammar assessment. Although some say that English grammar is not needed when someone speaks and/or writes English, it was found that incorrect use of grammar disturbed the communication. It is also believed that having good English is a must when someone wants to be a model. Standing on this position, the writer had carried out an experiment on giving an integrated assessment to train her students who will be future English teachers to develop their English grammar ability. The research was carried out in the form of an experimental research by using a one-group pretest posttest design. The sample comprised all the first year students of English Department of Bung Hatta University, Padang, West Sumatera. The research result showed that the assessment did not only help the students write more sentences, but it also helped them write more number of grammatically correct sentences. The data analysis revealed that the students improve their achievement. It was shown by the increasing mean score from 26.43 in the pretest into 50.12 in the posttest. The analysis of significance also showed that the calculated-t value (18.9052) was much higher than the table-t value (1.9837). It indicated that the integrated assessment was effective to improve the students’ English grammar ability.


2019 ◽  
Vol 16 (1) ◽  
pp. 25
Author(s):  
M. Shulchan Ardiansyah ◽  
Megawati Prajarini

Orthodontic is one of the dental treatment that has a purpose to repair the position of teeth. For patient who wears fixed orthodontic appliance will have an enhancement of accumulation of plaque which caused by the diffulty of removing the plaque it self, with the result that higher risk of gingivitis may occur in patient using fixed orthodontic appliance. The purpose of this study is to give an overview of gingivitis in first year students of medical and health faculty who used fixed orthodontic appliance. Statistic method which is applied to analyze this study is descriptive data analysis test method. Index measurement that is used in this study is gingiva Loe and Silness Index (Gingivval Index). The result from this study is 89% of student who used fixed orthodontic appliance having lower risk of gingivitis criteria.


2018 ◽  
Vol 6 (2) ◽  
pp. 153
Author(s):  
Bustang Bustang

The aim of his research is that want to know the herringbone technique application is effective to improve student skill in reading, predict, make the conclusion in every paragraph and able to solve the problem of students in understand reading text or discourse. This research is experimental research and conducted at SMP Negeri 23 Makassar. The total of population in Grade VII students are 480 students that shared in 12 classes. The researcher choose sample in class VII-12 are 32 students. The aim of the researcher to choose class VII12 as a subject of the research because the average of the student in this class is stillless to understand the reading text. The result of data analysis in pre-test and post-test showed that t-test score is 36.25 and t-table score is 2.036. The t-test score is better than t-table or (tt36.25> 2.036). It showed that the students’ skill to understand reading text at the end of the research is improved. It can be identified with the significant different between average score in pre-test (3) and post-test 5.8). This research showed that the herringbone technique had tried at the SMP Negeri 23 Makassar and it worked. It appeared that student’s English skill in understanding reading text from bad to be better.


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