scholarly journals Special Issue on Experimental Methods in Bioprocessing of Minerals. Experimental Method for Gene Manipulation.

1993 ◽  
Vol 109 (7) ◽  
pp. 567-572
Author(s):  
Toshikazu SHIRATORI
2013 ◽  
Vol 13 (2) ◽  
Author(s):  
Wati Oviana ◽  
Maulidar Maulidar

The research on the use of experimental methods in learning characteristics of material and its usefulness toward students’ achievements and learning responses of Level 4 primary school students of MIN Tungkob Aceh Besar aims to determine students’ learning outcomes and responses toward the use of the method. This study uses experimental research. The data collection techniques were using test and distributing questionnaire to the students. The samples in this experimental study were students of class IV3 totaling 34 people as the experimental class and the class IV4 totaling 31 people as the control class. The data, which is the students’ learning outcomes collected from pretest and posttest, were analyzed using t-test formula. The data from the students’ questionnaire responses were analyzed using percentage formula.The result was that the students’ learning outcomes from the experimental class and the control class showed significant differences. Students’ responses toward the use of experimental methods in learning material characteristics and its usefulness were also very positive, where the students are very excited and interested in learning to use the experimental method in the study of material characteristics and its usefulness.


2020 ◽  
Vol 6 (2) ◽  
pp. 199-204
Author(s):  
Mila Armiati ◽  
Ahmad Harjono ◽  
Susilawati Susilawati

This research was aim to identify the effect of meaningful instructional design (MID) learning model through experimental methods on mastering the concept of harmonic vibration. This type of research was quasi experiment with nonequivalent control group design with pre-test and post-test. The population was all students class X MIA SMAN 7 Mataram in the academic year 2018/2019 with a purposive sampling technique. Class X MIA 4 was chosen as the experimental class with MID learning model through the experimental method and class X MIA 5 as the control class with conventional learning. Concept mastery data were analyzed using the polled variance t-test. The results of the analysis were tcount>ttable (4.39 > 2.00) at a significant level of 5% which means that Ha was accepted and H0 was rejected. Concluded that there was the effect of the meaningful instructional design (MID) learning model through the experimental method of mastering the concept of harmonic vibration


2018 ◽  
Vol 2 (1) ◽  
Author(s):  
Ni Made Warsiki

This research was conducted in Class IX-13 SMP Negeri 2 Singaraja in odd semester of 2016/2017, with condition of learning achievement of IPA not yet fulfill KKM. The purpose of this classroom action research is to improve students' learning achievement through experimental methods. The method of data collection through the test of learning achievement, which then analyzed by using descriptive method quantitative. The data were presented in the form of average learning achievement and learning mastery procession. The results obtained from this study is the students' learning achievement initially averaged only 73.56 with mastery learning 52.78%, then after the implementation of Cycle I student achievement increased to an average of 79.22 with learning completeness reached 83.33 %. Cycle II also happened improvement of student achievement reach 79,76 and learning comprehension 86,11%. The conclusion obtained from this research is Implementation of experimental method can improve student achievement in class IX-13 odd semester, academic year 2016/2017.


Author(s):  
Ana Reknowati ◽  
Sumiyati Sumiyati

The purposes of this research is to know: (1) The ability of children's science in KB Widya Purwacaraka Cabak, and (2) the effect of the experimental method of mixing the color to children's science skills in KB Widya Purwacaraka Cabak. This type of research includes Classroom Action Research. The results of the study concluded that: (1) The ability of children's science in KB Widya Purwacaraka Cabak Pati before the action is still low. The level of children's science skills that are included in the category of Emerging (MM) and Not Emerging (BM) is 64.52%. (2) The use of mixed color experimental methods can improve children's science skill. This is shown from: (a) Increasing the ability of children science including Very Good Developing (BSB) and Expectancy Developing (BSH) from the pre cycle, cycle I and cycle II, that is pre new cycle of 35,48%, cycle I become 67.74% and cycle II increased again to 93.55%. (2) Increasing the average score of children's science skills from pre cycle, cycle I and cycle II, that is pre-cycle 2 which belongs to the Emerging (MM) category, cycle I increases to 3 which belongs to Expectancy Developing (BSH) category, and cycle II the average score increased again to 3 and included the category Expectancy Developing (BSH).


2013 ◽  
Vol 3 (1) ◽  
Author(s):  
A. Eko Setyanto

Abstract: This article remind us to use experiment method in communication reserach. Experimental method has some characteristic especially that researcher can control reserach variables. Author explain design types in experimentasl methods and how to do experiemental method. There are classical and factorial types in experimental methods.


2021 ◽  
Vol 7 (3) ◽  
pp. 350
Author(s):  
Ilvi Maulida Nurdiana ◽  
Widha Sunarno ◽  
Daru Wahyuningsih

This study aims to determine the level of teamwork in online learning using a guided inquiry model with experimental methods, and the effectiveness of a guided inquiry learning model with experimental methods in online learning on student cognitive learning outcomes. The material used is dynamic fluid. The type of this study was a quasi-experiment with a research design is one group pretest-posttest design. This research was conducted at SMAN 2 Tanggul Jember in October 2020. The research sample used was 36 students of class XI MIPA 1. Data collection techniques are using tests and non-tests. Teamwork data collection techniques use a questionnaire given to students after learning via a google form, while the data on the effectiveness of the guided inquiry model was seen from the students' cognitive learning outcomes obtained from the pre-test and post-test scores. Teamwork data analysis techniques use Microsoft Excel to determine the description of data analysis, while the learning effectiveness data were analyzed using the N-gain test. The results of the data analysis showed that the level of teamwork ability after online learning was carried out using the guided inquiry model with the experimental method was mostly classified as medium and the guided inquiry learning model with the experimental method which is effectively used in online learning on student cognitive learning outcomes with an N-gain score of 0.514


2019 ◽  
Vol 1 (1) ◽  
pp. 67-83
Author(s):  
Haeroni Haeroni ◽  
Thalib Thalib ◽  
Karmawati Karmawati

This research discusses "The Application of Experimental Methods in Science Learning in SDN Inpres Bumi Bahari." By raising the issue: 1. How is the application of experimental methods in learning science in SDN Inpres Bumi Bahari? 2. What are the obstacles to the application of experimental methods in learning science in SDN Inpres Bumi Bahari, and how is the solution to overcome the application of experimental methods in learning science in SDN Inpres Bumi Bahari?. The research used is qualitative research. This study uses data collection techniques through observation, interviews, and documentation. While the data analysis technique used is data reduction, data presentation, and data verification as well as checking the validity of the data. The results showed that the application of the experimental method in learning science about the photosynthetic material had been carried out several stages, namely: the preparation stage, the implementation stage, and the closing stage. In the preparation phase, the teacher must convey the learning objectives to be achieved. Furthermore, the implementation stage contains an explanation of the material, a demonstration of performance, and photosynthesis observation activities on botanical plants. Finally, the concluding stage contains a repeat of photosynthetic observations of the students that are carried out on botanical plants. There are several obstacles that are found in the application of experimental methods in learning science in SDN Inpres Bumi Bahari, namely: lack of students' attention to the experimental method in learning science, material about photosynthesis in the classroom. The way that can be taken to solve this problem is to invite students to work together in the learning process in the classroom so that students can easily capture and understand the lessons explained by the teacher. This can be done by the teacher to students so that students easily understand and comprehend the learning given and explained by the teacher


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