Randomized Control Group Pretest-posttest Design Research Articles

Penerapan Model Pembelajaran Kooperatif Tipe Student Teams Achievement Division (STAD) terhadap Hasil Belajar Passing Bawah Bolavoli (Siswa Kelas X SMK Negeri 2 Kota Mojokerto)

Education has a crucial role in various fields of life, including in the field of sports and health. Physical Education, Sports and Health (PJOK) plays an important role in providing opportunities for students to be actively involved in structured and organized physical learning. This study is motivated by problems when learning volleyball, especially in the forearm pass material when students tend to play a passive role and students' space is also limited to the rules given by the teacher, so that during learning students rarely interact and cooperate between friends. The purpose of this study was to determine the effect of the STAD type cooperative learning model on the results of forearm pass bolavoli in class X students of SMK Negeri 2 Mojokerto City and to determine the magnitude of this influence. This research is a nexperimental research using Randomized Control Group Pretest-Posttest Design. The sample in this study were 70 students with the sampling method using cluster random sample, namely 35 students of class X APHP 1 as the experimental group and 35 students of class X APHP 2 as the control group. The results of this study found a significant effect on the learning outcomes of basic volleyball forearm pass techniques in students taught with the STAD type cooperative learning model. The effect of the STAD type cooperative learning model on the learning outcomes of volleyball forearm pass was measured based on the difference between the pretest and posttest results, which showed an increase of 20.24% in the knowledge test and 38.91% in the skill test.

Enhancing supervision efficiency and satisfaction: Evaluating the impact of the e-monprakerin model on vocational high school apprenticeship monitoring

This study presents a novel approach to addressing the challenges brought about by Industry 4.0 in vocational education, particularly within the context of Indonesia's evolving industrial landscape. With industries increasingly embracing digitalization and automation, traditional apprenticeship supervision methods have struggled to keep pace. In response, this research introduces the e-monPrakerin model, an electronic-based supervision system tailored for vocational high schools (Bahasa: Sekolah Menengah Kejuruan/SMK). Through rigorous evaluation employing a randomized control group pretest-posttest design, the study demonstrates the effectiveness of the e-monPrakerin model compared to conventional methods. Results reveal significant improvements in practicality and user satisfaction, with practicability scores soaring from 41.1% to 81.3% and user satisfaction scores escalating from 31.6% to 84.4% post-implementation. These outcomes underscore the e-monPrakerin model's ability to optimize apprenticeship monitoring, offering a cost-effective, user-friendly, and efficient solution for navigating the complexities of Industry 4.0. By leveraging information technology to bridge the gap between vocational education and industry demands, this research sheds light on the practical implications of digital monitoring solutions. Ultimately, the e-monPrakerin model represents a substantial advancement in vocational education, showcasing the efficacy of technology-driven approaches in enhancing monitoring efficiency and user satisfaction. This contribution adds valuable insights to the field, benefiting educators, policymakers, and stakeholders alike in their efforts to equip the workforce with the skills necessary to thrive in the era of Industry 4.0.

Implementation of Inquiry Learning Model in Collaboration with PBL to Improve Student Understanding in Number Theory Course

The purpose of this study was to describe the presence or absence of the influence of the infusion learning model collaboration with Problem-Based Learning (PBL) to develop students' understanding of proof and mathematical argumentation in number theory courses. This research is an experimental study with a randomized control group pretest-posttest design, two groups namely the experimental group and the control group. The experimental group is the group that uses the infusion learning model in collaboration with PBL, while the control group is the group that uses conventional learning. The subjects of this study consisted of 40 students at a university in Jombang, Indonesia. Data collection techniques through observation sheets, proof understanding tests and observation sheets of students' mathematical argumentation abilities. The results of the research show that the significant difference between the average proof of understanding of students in the experimental group and the control group. The difference between the average proof of understanding in the experimental group and the average proof of understanding of students in the control group was 21.75. Furthermore, the significant difference between the average argumentation ability of students in the experimental group and the control group. The difference between the average argumentation ability of students in the experimental group and the average argumentation ability of students in the control group is 5.25. Therefore, the implementasion of infusion learning in collaboration with PBL is more effective than conventional learning models for developing students' ability to understand mathematical proof and argumentation. This learning model promotes the development of critical thinking skills, problem-solving, conceptual and different understanding needed to construct a formal proof, and strong and valid arguments.

The Influence of an Interactive Learning Model Based on the PDEODE Strategy with Cloud Technology on Students’ Self-Regulation in Mathematics Learning

Self-regulation is playing a key role in cognitive learning and coping activities. This study implemented an interactive learning model based on the Predict-Discuss-Explain-Observe-Discuss-Explain (PDEODE) strategy using cloud technology as an instructional approach to examine its impact on undergraduate students’ self-regulation in mathematics learning. The sample comprised 60 undergraduate students who participated in a set theory course. A randomized control group pre-test–post-test design was utilized. The 30 students in the experimental group engaged in an interactive learning model based on the PDEODE strategy with cloud technology and the 30 in the control group followed the conventional method. The research instruments were the instruction plan and a scale assessing self-regulation in learning mathematics. The data were analyzed with a descriptive analysis, normalized gain (n-gain), and the t-test. The findings confirmed that the mean self-regulation score in the experiment group exceeded the criterion of 60% and was statistically significant at the 0.05 level. The experiment group achieved a higher improvement level in self-regulation compared to the control group. In addition, there were statistically significant differences between the two groups in the mean post-test scores of self-regulation in favor of the experimental group at the 0.05 level. The results indicate that the method proposed has a positive effect and could be adopted as an approach to reflect on self-regulation in learning for undergraduate students in the context of mathematics courses. The PDEODE strategy, particularly when supported by cloud technology, promotes students’ participation through more collaborative activities, unlike learning practices that rely on memorization.

Penerapan Model Pembelajaran TGT (Teams Games Tournament) dan TGfU (Teaching Games for Understanding) terhadap Motivasi Belajar pada Materi Keterampilan Kebugaran Jasmani

Physical Education, Sports and Health (PJOK) is an integral part of the education system that provides knowledge and skills in the field of physical activity and sports. TGT is a cooperative learning model about democratic values ​​by implementing a learning model based on the agreement of members of the group. The TGfU learning model or Teaching Games for Understanding is a game-based learning model. This learning model is dynamic so that in its application, participants will gain several masteries at once, namely mastery of knowledge, skills, strategies and tactics, game rules, and mastery of the game context. The aim of this research is to analyze the TGT and TGfu learning models on the level of student motivation in physical fitness skills material, for grade 4 students at SDN Suko 2 Sidoarjo. It is hoped that the results of this research can be used by practitioners as evaluation material for science in the field of science that has been implemented with the benefits of TGT and TGfu learning models. This research uses quantitative research with a quasi-experimental method (Quasi experiment) with the design of this research using Randomized Control group pretest-posttest Design. The analysis used is average (mean), standard deviation, normality test and T test. The results of this research after being tested with Paired Samples Statistics and the T Test are that there is a significant influence on learning the TGT and TGFu models with a mean TGT of 58.57 at the pre-test and 73.47 at the post-test and a mean TGFu of 59.67 at the during the pre test and 73.23 during the post test.

Jump-to-Box exercise has an increasing effect on jumping ability in adolescents

Aim: To determine the most effective dose of the box jump exercise for increasing explosive leg muscle strength in adolescents, as measured by vertical jump height.Methods: This study is a field experimental study using a randomized control group pretest-posttest design by providing different doses of jump-to-box exercise. The experiment was conducted on Buqa’tum Mubarakah Junior High School students in Makassar, Indonesia, on February 16 to August 16, 2022 and obtained a total sample size of 60 male subjects aged 15-16 years. The participants were randomly divided into four experimental groups, each consisting of 15 people who were given jump-to-box exercises with different doses.Results: The results of the ANOVA test analysis showed that training with a loading dose of 24 cm and 5 minutes duration had a significant effect on increasing leg muscle explosive power with a p-value = 0.005. The other three groups did not show statistically significant improvements in jump height.Conclusion: The jump-to-box exercise with the box height of 24 cm and training duration of 5 minutes resulted in the highest average vertical jumping ability compared to other dose groups. This exercise protocol has an optimal effect on vertical jumping ability and limb explosive power in adolescents compared to other protocols.

Enhancing Technical Skills Using Under-Passing and Game Approach in Girls Volleyball

Background: A long-term training process is required to train athletes, which requires systematic, targeted, planned, and repetitive handling. Training methods improve the mastery of fundamental techniques for beginner athletes. Training volleyball methods are essential for beginners as they make the exercise more focused and gradual to improve their under-passing. Coach training methods make it easier to give practical and concentrated exercises to the areas you want to enhance. Objective: The study aims to determine whether drill exercise and game approach can significantly improve female athletes' use of under-passing volleyball. Methods: With the type of research being Quasi-Experimental. The research design used was Randomized Control Group Pretest-Posttest Design. A total of 24 athletes were given treatment for two months. The instrument used was the Braddy Volleyball Test, and data analysis used the T-Test. Results: Results for the drill exercise experimental group were 0.695 > 0.05, and for the experimental group, the playing method was 0.695 > 0.05. This means that drill exercises and game approaches significantly improve the skills of passing volleyball. Conclusion: In experimental groups, I and II, athletes who were given a drill exercise program and game approach both improved their skills in the basic techniques of skills under-passing volleyball. The average posttest results of both groups of experiments are higher than the average pretest results. It shows a difference between the drill exercise program and the game approach.

Department of Elementary School Education Teacher Education, Satya Wiyata Mandala University, Nabire, Indonesia

Based on the problems that occur in badminton athletes for Merauke Regency PBSI, namely the difficulty for athletes to master badminton footwork and stroke movements due to the lack of badminton training facilities and infrastructure owned by PBSI Branch Merauke, so there is a need for a solution to overcome these problems. This research has the meaning: Knowing the effect of the Shadow Lamp Badminton Model as a Footwork and Stroke Training Tool for PBSI Merauke Badminton Athletes. The method in this research uses an experimental method in the form of a Quasi Experiment, namely the Non Randomized Control Group Pretest-Posttest Design. The subjects of this study were 14 PBSI Badminton Athletes in Merauke Regency, with male and female gender criteria. this research will find out the difference in these levels of ability of athletes in using the application of electronic knowledge in badminton sports to help athletes practice footwork and badminton strokes through shadow lamps and using conventional models. The instrument to measure the ability of footwork and stroke is the foot circuit test. the results of this research namely, footwork and stroke skills increased. get a significance result of 0.000 <0.05. This Badminton Model Shadow Lamp is effective as a Footwork and Stroke Training Tool for PBSI Merauke Badminton Athletes.

EFFECTIVENESS OF THE DRAMA METHOD ON LEARNING MOTIVATION IN HISTORY SUBJECT CLASS XI STUDENTS SMA 1 GAMPING FOR ACADEMIC YEAR 2021/2022

This study aims to: (1) Test the effectiveness of using the drama method on students' history learning motivation (2) Testing the effectiveness of using conventional methods on students' history learning motivation (3) Testing which learning method is more effective with the use of drama methods than conventional methods on learning motivation. student history. This study uses a quantitative approach with a quasi-experimental research design (Randomized Control Group Pretest-Posttest Design). The research population was all students of class XI IPS SMA 1 Gamping. Sampling using sampling technique. The research instrument includes an observation sheet on the implementation of learning and a questionnaire sheet for pretest-posttest results of students' learning motivation. Hypothesis testing of posttest data with IBM SPSS 28 software. The effectiveness hypothesis test used one sample t-test analysis and two independent mean difference t-tests to determine which learning was more effective. The results of the study: (1) Learning with drama method is effective on students' learning motivation as evidenced by the value at (P-value = 0.450 > 1/2α = 0.025). (2) Learning with conventional methods is effectively applied in the learning process to the motivation to learn history of class XI SMA Negeri 1 Gamping seen at (P-value = 0.495 > 1/2α = 0.025). (3) Learning with the drama method is more effectively applied than conventional methods in the learning process on the motivation to learn history of class XI students of SMA Negeri 1 Gamping seen with the value (P-value = 0.009 < = 0.05).

Physics Workbook using Multimodal Representation on Simple Harmonic Motion Topic

This study aimed to produce teaching materials in workbooks using multimodal representations, which can effectively improve problem-solving and critical-thinking skills. The research method used is the research and development (R&D) method. Test the quality of the workbook developed through validation by three expert lecturers and ten teachers and test the legibility of the main ideas of the discourse by ten high school students. Meanwhile, to test the effectiveness of this research workbook using design randomized control group pretest-posttest design to 70 high school students, 35 each in the control class and 35 in the experimental class. The test results of students' problem-solving and critical-thinking skills were analyzed quantitatively using the N-gain and t-test with the help of SPSS. Based on the main idea's quality and understanding tests, the feasibility percentage of the workbook was 76.35% in the feasible category. Moreover, the effectiveness test results show that workbooks using multimodal representations significantly improve students' problem-solving skills and critical-thinking skills compared to worksheets that can be used in schools.

Sleep Deprivation Impairs Human Cognitive Reappraisal Ability: A Randomized Controlled Trial.

This study aims to examine the impact of sleep deprivation on individual cognitive reappraisal ability using a standardized behavioral paradigm. A randomizedpretest-posttest control group design was conducted. Thirty-nine participants were eventually enrolled and randomly assigned to receive either the sleep control (SC: n = 17) or the sleep deprivation (SD: n = 22). Both of them were required to perform a standardized behavioral paradigm of measuring cognitive reappraisal ability one time under sleep-rested condition and another time under the condition of different sleep manipulation a week later. Mean valence ratings of SD group were more negative than SC group's (p < 0.05) and mean arousal ratings of SD group were higher than SC group's (p < 0.01). Sleep deprivation may impair individual cognitive reappraisal ability and could potentially undermine the efficacy of cognitive therapy in terms of emotion regulation.

Potential of Honey Hydrogel Modern Dressing in Wound Healing of Patients with Grade II Diabetic Foot Ulcer

Aims: To analyze the potential of honey hydrogel modern dressing in wound healing process in patients with grade II diabetic ulcers. Methods: The research design used a true experiment with a randomized pretest posttestcontrol group design. This study had 36 respondents who were divided into 2 groupsthrough simple random sampling. The intervention group was given honey hydrogel with 4measurements. The first measurement or pretest on day 1, the second measurement orposttest 1 on day 7, the third measurement or posttest 2 on day 14, and the fourthmeasurement or posttest 3 on day 21. The instrument used to measure patient woundhealing using the Bates-Jensen Wound Assessment Tool (BWAT). Results: The increase in the mean wound healing score of patients who were given honeyhydrogel modern dressing from a score of 42.11 on day 1 to 34.56 on day 21 with p = 0.001while the increase in the mean wound healing score of patients who were givenmanufacturer hydrogel modern dressing from a score of 41.67 on day 1 to 37.17 on day 21with p = 0.001. The effect size between the intervention group and the control group is quitestrong with a value of 0.78. Conclusion: Honey hydrogel has the potential to promote wound healing in patients withgrade II diabetic ulcers. Further research is recommended to explore the use of honeyhydrogel by innovating the manufacturing process to ensure consistent dosing in thetreatment of grade II diabetic ulcers.

Pengaruh Spiritual Emotional Freedom Technique (Seft) Dalam Menurunkan Kesepian Pada Warga Binaan Lapas Narkotika Kelas IIA, Kabupaten Gowa

ABSTRACT The separation of each prisoner from his family, the loss of work and environmental conditions as well as new forms of activity make prisoners vulnerable to loneliness. The purpose of this study was to determine the provision of Spiritual Emotional Freedom Technique (SEFT) therapy in reducing loneliness in prisoners. This study uses a quantitative experimental method with a randomized control group pretest-posttest design. The subjects in this study were 14 prisoners who were divided into 2 groups, the treatment group (mean = 10.93) and the control group (mena = 4.07). The results showed p = 0.002 (p 0.05) for differences in the level of loneliness between groups, the significance value of p = 0.018 (p 0.05) for comparison of pretest (mean = 28.00) and posttest (mean = 20) values. .14) experimental group and p value = 0.18 (p0.05) for the comparison of pretest (mean = 27.87) and posttest (mean = 27.42) in the control group. Based on the results, it was found that there were differences in the effect of giving SEFT in reducing loneliness. Other variables that can affect loneliness are suggested to be controlled more tightly or can be studied in depth in further research, such as personality, psychological conditions and prison environment.

Pengaruh Model PBL terhadap Hasil Belajar Kognitif Biologi Siswa

This study aims to determine the effect of the Problem Based Learning (PBL) learning model on the Biological Cognitive Learning Outcomes of students at SMA Negeri 2 Rejang Lebong. This type of research is a quasi-experimental research (quasi experimental research) with a Randomized Control-Group Pretest-Posttest design. Technique of sample used is a random sampling technique. The data collection techniques in this study consisted of tests in the form of pretest and posttest. The results of this study indicate that there is an effect of the Problem Based Learning (PBL) learning model on the cognitive biology learning outcomes of class XI students at SMAN 02 Rejang Lebong, namely the significance level obtained using SPSS 21 which shows the t-test &lt;0.05, which is 0.000. Based on the results, it can be concluded that the Problem Based Learning (PBL) learning model affects the cognitive biology learning outcomes of class XI students at SMAN 02 Rejang Lebong.&#x0D; Keywords: Cognitive Learning Outcomes, Problem Based Learning (PBL)

EFFECT OF UTILIZING INTERACTIVE VIRTUAL LAB ON STUDENTS PERFORMANCE IN PHYSICS

CLINT ERVEN H. MOSQUEDA. 2023. Effect of Utilizing Interactive Virtual Lab on Students Performance in Physics, MSTP Thesis. Graduate School, University of Southern Mindanao, Kabacan, Cotabato. 80pp.Major Adviser: JEAN R. MAGANAKA, MSTPThis research investigated the effect of utilizing interactive virtual lab (Labster) on students performance in physics among the grade 10 of Dungoan High School. It is a quasi-experimental research that uses the Randomized Pretest-Posttest Control Group Design, Using Matched Subjects. Differences in the performances of students who used Labster (experimental group) and with those who did not utilize it (control group) were tested in terms of the result in the posttest. Students performances were measured using a 40-item test that undergone pilot testing and content validation.Results revealed that the significant increase of students performance in the experimental group provides positive effect as (computed U = 2.000, p &lt; 0.001). It wasfound that the use of Labster contribute on enhancing students learning in physics.Results in the rank gain scores with a significant difference in two groups (computed U = 5.500, p &lt; 0.001) revealed that Labster also developed positive attitude towards learning physics with large Cliffs effect size difference of d = 0.71. Thus, there was a significant difference between the experimental and control group. The qualitative part of this research revealed that students perception in utilization of Labster was a great technological integration in terms of learning contents, interface design, and learning experiences with a weighted mean of 4.08, 4.34, and 4.72 respectively. Moreover, the experimental group experienced difficulties while using Labster such as (1) program incompatibility with lower processor (2) incapability to perform tasks with more than two activities at a time and (3) insufficient computer literacy.

Pengaruh Model Pembelajaran STAD Terhadap Keterampilan Shooting Bolabasket

The purpose of this study was to determine the effect of the STAD learning model on students' basketball shooting skills. The method used in this study is the Experiment method with a Randomized Pretest-Posttest Control Group Design. The population in this study was grade VII students of SMPN 5 Cimahi, the sample was class VII / A students totaling 37 people for the experimental group and Class VII / B 38 people for the control group. The research instrument used was the basketball shooting skills test from Nurhasan (2013). Because the significance value &lt; 0.05, Ho was rejected, so that at a 95% confidence level the result of the calculation was that the STAD learning model was more influential than the Direct Teaching Model on the basketball skills of grade VII junior high school students.

The effect of isotonic drink on heart rates recovery after pencak silat activity: a study on female students in an islamic boarding school

The aim of this study was to examine the effect of isotonic drinks on students’ heart rates. This experimental research relied on a randomized pretest–posttest control group design; it consisted of one control group (t1) and one treatment group (t2). All participants were treated with the same exercise protocol including endurance training specifically for the branches of pencak silat (exercise straight kick techniques, scythe while hitting). The control group consumed mineral water, while the treatment group was provided with an isotonic drink after exercise. Following the treatment phase was the calculation of participants’ heart rates for one minute; this process was replicated three times: before the exercise (T1), 60 to 90 minutes after the exercises (T2), and 10 minutes after the exercise interval (T3). All data were analyzed using a T-test. The results revealed that the initial heart rates of the control and treatment groups were 72.6 ± 10.36 and 66.3 ± 8.60, respectively. In other words, there were no differences between the two groups. The initial heart rates of the control group control and treatment group after the exercise was 159.2 ± 10.48 and 149.0 ± 8.59, respectively. According to the t-test results, there was a difference (p 0.05) in the heart rates of the control group and treatment group after the exercises. The initial heart rates of the control group control and treatment group after the exercise interval was 76.2 ± 11.0 and 65.9 ± 8.62, respectively. The t-test results reported a difference (p 0.05) in the heart rates of the control group and treatment group after the exercise interval of 10 minutes. Isotonic drinks significantly to heart rates recovery after pencak silat exercise of female students.

Effect Of Giving Virgin Coconut Oil And Physical Exercise On Leukocyte Levels In Non-Athlete Students

In recent years there has been an increase in the prevalence of viral infections worldwide with the outbreak of the Coronavirus Disease. Various attempts have been made to find new drugs and vaccines against the viruses that cause it, but there are no effective preventive and curative drugs yet, so boosting the immune system is one of the most important things to do. One of the natural ingredients that are believed to increase the body's immunity is Virgin Coconut Oil (VCO), but it still needs more intense research. In addition to the use of natural ingredients, exercise is also important to maintain and increase immunity. One indicator that is sensitive to impaired immune response is leukocytes. This study aims to see the effect of giving VCO and physical exercise on immune function by measuring leukocyte levels. This is an experimental study with a randomized control group pretest-posttest design. The sample in this study were 12 people who were divided into two groups. During the exercise with an intensity of 70-80% in two weeks with a frequency of three times a week, the experimental group was given 15 ml of VCO every day while the control group was given a placebo. Leukocyte levels were measured before and after treatment. Leukocyte levels in the control group increased significantly while the experimental group decreased insignificantly. Giving virgin coconut oil in this study significantly reduced leukocyte levels.

Effect of Concept Sentence Learning Model on Students' Learning Outcomes

This study aims to determine the influence of using the Concept sentence learning model on the learning outcomes of Tamansiswa Pematangsiantar Middle School students. The method used in this study is an experimental method with a randomized control group pretest-posttest design. The research was carried out in three stages, namely the preparation stage, the implementation stage, and the final stage. Data analysis was carried out quantitatively, namely descriptive and comparative. The data analysis technique used is descriptive analysis and inferential statistical analysis. Data testing was carried out in two stages, namely the analysis requirements test (normality test and homogeneity test), and hypothesis testing was carried out by statistical t-test. Research data were analyzed using SPSS version 21.0. From the results of the study, the average value of the post-test for the experimental class was 88.68, while the average post-test for the control class was 85.13. From the results of testing the hypothesis obtained tcount (2.338) &gt; ttable (1.992), then Ho is rejected and Ha is accepted meaning that there is a significant influence of applying the Concept Sentence learning model to student learning outcomes at Tamansiswa Pematangsiantar Middle School. It was concluded that there was an effect of applying the Concept Sentence learning model to the learning outcomes student of senior high school Tamansiswa Pematangsiantar.

E-book Multimedia Animation Implementation on Concept Mastery and Problem-Solving Skills of Crystal Structure Subjects in Engineering Materials Course

This research is motivated by students’ difficulties in understanding abstract, complex, and dynamic concepts in the learning process of the Engineering Materials course. The course is very important because it is indispensable for advanced study program expertise courses. The purpose of the research is to analyze the impact of using the e-book Multimedia Animation (e-MMA) in the learning process of engineering materials courses on improving students’ learning outcomes in the crystal structure subject. The research used an experimental method with a randomized control group pretest-posttest design. Two groups were assessed from two classes in Engineering Department randomly selected as the research sample. The subject that becomes the focus of this study is Crystal Structure to understand Concept Mastery and Problem-solving aspects. Thus, there will be two competency data from the research results. The application of e-MMA in the learning process of engineering materials can improve student learning outcomes with an increase in the high category N-gain. The E-MMA is very effective in solving the problems of students in understanding crystal structure subject in engineering materials courses because of their ability to provide images and animations of abstract objects. Students can easily understand the concepts and formulas that exist in the crystal structure subject of engineering materials course