scholarly journals Sainsmatika-based story tale book to improve environmental awareness of 4th grades students

2018 ◽  
Vol 4 (1) ◽  
pp. 128-135
Author(s):  
Muhammad Nur Wangid

This study aimed to determine the effectiveness of sainsmatika-based storybooks to improve environmental awareness for students. The experimental research design was used in this study, which involved two classes, namely the control class and the experimental class. Each class consisted of 30 students. The research subjects were 60 students of grade 4 students consisting of 36 female students and 24 male students. The analysis process used an independent t-sample test to find out the differences in each outcome. The results showed that based on the gain value obtained, it found out that the average value of the pre-test results in the control class was 49.47 and the posttest result was 67.41. This showed that the increasing score in the pre-test and post-test control classes only reached 2.34 which can be classified as low. Whereas in the experimental class, the results showed that the average pre-test results in the experimental class was 52.63, and the post-test results were 78.90. It means that the students' environmental awareness on pre-test and post-test results were 3.48, which was in the medium category. The results of the experimental research showed that the use of sainsmatika-based storybooks has a significant impact on students' environmental awareness. The results of hypothesis testing on environmental awareness variables showed that there were significant differences between the control group and the experimental group. The experimental group was better than the control group (t count 3.124 at level p 0.01).

2021 ◽  
Vol 13 (1) ◽  
pp. 551-561
Author(s):  
Sri Wahyuni ◽  
Fauzul Etfita ◽  
Siska Handayani

This research aimed to find out students’ writing at vocational school YPPI Tualang and know how WebQuest improves students’ writing procedure text of second-year students at vocational school YPPI Tualang. This current study was experimental research which was held at the vocational school YPPI Tualang. The experimental research involved two groups of students; they were the experimental group and the control group. The research subjects were the second-year students of vocational school YPPI Tualang. The sample of this research was taken randomly. The experimental group that belongs to the experimental group included 20 students, while the students of the control group belong to the control group were 20 students. The researcher's findings included the research results: the experimental class's analysis results show that the mean score of pre-tests in the experimental class was 63.9. The mean score of the post-test was 77.4. Meanwhile, the control class's analysis result shows that the mean score of pre-tests in the control class was 53.8, and the mean score of the post-test was 58.4. It shows that the experimental class experiences improvement in their writing test. The hypothesis testing indicates that the experimental class students' score was higher than the control class. It can be concluded that WebQuest was effective for enhancing learning writing and providing a positive learning experience.


2021 ◽  
Vol 13 (2) ◽  
pp. 60
Author(s):  
Korosando Fransiskus ◽  
Manggu Ngguna Raji ◽  
Elvira Fransiska

ABSTRACTThis study aims to describe the application of the image model and MYOB accounting program and the lecture method, the differences in the learning outcomes of students in class XI SMK Yos Sudarso Ende. This experimental research uses the method of observation and tests. Explained with the next quantitative approach. Improved learning outcomes were tested with N-Gain and analyzed by t-test.Initial test results; the average value of the experimental group was 8.50, the control group was 8.67. The standard deviation of the experimental group (S1) was 2.505, the control group was 1.670. Post-test results; the average value of the experimental group was 19.42, the control group was 14.92. The Standard deviation (S2) of the experimental group was 2,938, the control group was 3,343. The N-Gain group of the experimental group had 58.33% "moderate" classification, 41.7% "high" classification. The control group N-Gain had 33.33% "low" classification, 58.33% "moderate" classification, and 8.33% high classification. The t-test shows t count t table or 3.503> 1.717 so that H0 is rejected. In conclusion, there are differences in learning outcomes between the experimental group and the control group. 


Author(s):  
Sri Agus Murniasih And I Wayan Dirgeyasa

This study was conducted to know the effect of applying Peer Review Strategy on the students’ achievement in writing descriptive paragraph. It was conducted by using experimental research method. This research design was conducted pre-test, post test in experimental and control group. The population of this research was the eight (VIII) grade students of SMP IT IQRA’ Medan. The sample of this research was taken by lottery technique. They were in class VIII-1 by experimental group and the class VIII-2 by control group. The experimental group was taught by using Peer Review Strategy while the control group was given no treatment. The instrument used to collect the data was writing essay test. The data were analyzed by using t-test formula. The result showed that the value of t-observed was higher than the value of t-table. (3,55 > 2,05 (a = 0.05)) with the degree of freedom (df) = 28. It means that there was a significant effect of applying Peer Review Strategy on the students’ achievement in writing descriptive paragraph. So, the alternative hypothesis (Ha) was accepted.


2019 ◽  
Vol 1 (2) ◽  
pp. 107
Author(s):  
Frindly Makarawung ◽  
I Dewe Ketut Anom ◽  
John Lombok

This research aims to determine the effect of mind mapping learning methods on the basic laws of chemistry toward learning outcomes of students of class X MIPA in SMA Negeri 2 Langowan. The sample used in this study were all students of class X MIPA of SMA Negeri 2 Langowan. This research uses an experimental method, with the research method used is Quasi Experiment  with Nonequivalent Control Group Design design. The research data were obtained from post-test results. Obtained the average value of student learning outcomes Experiment class is 85. The results showed the value of tcount = 15.7> ttable = 2.21, so H0 was rejected and H1 was accepted. Based on the results of the research it can be concluded that there is an influence on student learning outcomes on the basic laws of chemistry using mind mapping learning methods.


2019 ◽  
Vol 8 (1) ◽  
pp. 25-36
Author(s):  
Nudiya Afiya Farha ◽  
Rohani Rohani

ABSTRACT This research was carried out to know the effectiveness of implementing KWL strategy to improve students’ reading comprehension of report text and to know whether there is a significant achievement difference between students who were taught with KWL strategy and those who were not. The instrument used was a multiple choice reading comprehension test. Seventy two eleventh graders of SMA Negeri 1 Bae Kudus were selected as the sample. They were divided equally into experimental and control group. The data collection involved pre-test, treatments, and post-test. The result of the implementation of KWL strategy in the experimental group improved the students’ participation, motivation, and interest during teaching and learning process. In addition, the results of pre-test and post-test showed that mean score of the experimental group had a higher increase from 74.58 to 90.97 than the control group (from 72.77 to 87.77). However, the Independent Sample Test showed there was no significant achievement difference between the students who were taught with KWL strategy and those who were not. (1.80) was higher than.  Keywords: Quasi-experimental; KWL strategy; reading comprehension; report text


2019 ◽  
Vol 5 (1) ◽  
pp. 24-32
Author(s):  
Istiqomah Nur Aziza ◽  
Nanang Wiyono ◽  
Afia Fitriani

It is important to optimize working memory because it transforms, synergizes and constantly updates new and old information. One way to optimize working memory is to listen to Murottal Al-Qur'an, because it has a harmonious tone which can stabilize the mind to properly process the information. This study aims to determine the effect of listening to the Al-Quran murottal on working memory. The research subjects were 24 students of Psikologi 2017, grouped equally in the control and experimental groups. An experimental intervention was administered for 15 consecutive days lasting 15 minutes and 52 seconds. Measurements in working memory use Operation Span Task, Reading Span Task and Symmetry Span Task. The design of the study used a pre-test post-test control group and the data were analyzed by t-test. The results showed a significant difference between the control group and the experimental group on the symmetry span task subtest (p = 0.044, p <0.05).


2018 ◽  
Vol 1 (1) ◽  
pp. 38
Author(s):  
Soviyah Soviyah ◽  
Yunia Purwaningtias

Pictures use in an educational setting fits the idiom: old but gold. There have been plenty of studies revealing how good the use of pictures in the classrooms is. Pictures have been long known to have the ability to help motivate, demonstrate, and instruct the students during a learning process. This study is a sort of complement to the phenomenon as it focuses on researching the use of pictures in a classroom. Specifically, it aims at finding out the effectiveness of the use of picture cues in teaching writing.The study belongs to experimental research involving two groups of experiment and control. The eighth-grade students of a private junior high school in Central Java Indonesia are chosen as the subject of the research during 2017/2018 academic year. Employing a sample population technique, the study involves a total number of 56 students who are equally divided into 28 students as the experimental group and 28 students as the control group. The experimental group is taught using picture cues while the control group is taught without picture cues. Pre-test and post-test are used as techniques to collect the data. As for the data analysis technique, it’s done quantitatively applying both descriptive and inferential statistics.The result of the research shows that there is a significant difference in the students’ writing ability between those taught using picture cues and those who are not. This can be seen from the difference in the mean score between them. The result of the pre-test shows that at the beginning, both experimental and control groups have slightly different ability in writing with the mean scores 51.32 and 47.86 respectively. Meanwhile, the result of the post-test indicates an obvious difference between them in which the experimental group gains 65.75 as its mean score and the control group gets 59.14. Furthermore, the application of Independent t-test calculation results in a score of 0.000, which is lower than 0.05. This means that the use of picture cues is effective. Based on these results, it can be concluded that the use of picture cues is effective to teach writing to students.


2019 ◽  
Vol 8 (2) ◽  
pp. 69
Author(s):  
Muhaiminah Akib ◽  
Dian Saputra

The purpose of this study was to investigate the effect of the dictogloss method in teaching listening to students' listening skills. This research was designed as a quasi-experimental. This study aims to investigate whether a material or treatment yields a different outcome for participants. There are two classes in this study, namely the experimental class (which is a sample to be treated with the dictogloss method) and the control class (using a method other than dictogloss). The results of this study are the results of data analysis showing that the results of learning skills in listening to the experimental group obtained the average value for the initial test of 60.33 and 71 for the final test score. While the control group using conventional methods has a mean value for the initial test of 60.1 and 70 for the final test. T test results also indicate that the significance value is 0,000. The significance value states smaller 0.05, it can be stated that Ha is accepted and Ho is rejected, which means that there is an influence of the dictogloss method in improving listening skills in students


2018 ◽  
Vol 4 (1) ◽  
pp. 17-23
Author(s):  
Dewi Rabiola ◽  
Muhammad Andi Setiawan

This study aims to determine whether there is a difference in understanding of Student Polite regarding the provision of Group Guidance Services based on the Dandang Tingang Philosophy. This study used the Pure Experimental Research approach. The design used is the pretest-posttest control group design. Based on the results of research conducted at Palangka Raya Muhammadiyah Middle School with the results of the calculation of paired sample test with t count on the results of the Pre-test the value of t = 1,088 = and t table 2,10 which shows no difference between the control group and the experimental and postal results -test value t = 5.696 = and t table 2.10 price t count = t table so that Ho is rejected, and Ha is accepted it can be said if the experimental group gets better results compared to the control group. In the results of the Pre-test which showed no difference between the experimental and control groups and after being given treatment through group guidance services in the experimental group, the results of the post-test showed there were differences between the control and experimental groups. It can be concluded if the implementation of group guidance services in the experimental class is effective in increasing the understanding of students manners.


2020 ◽  
Vol 38 (4) ◽  
pp. 513-524
Author(s):  
Véronique Gaboury ◽  
Natalie Lavoie ◽  
Andrée Lessard

This quasi-experimental study aimed to assess the effects of a music and writing program on lexical spelling in Grade 2 elementary school students. A music and writing program was developed and tested in an experimental group ( n = 24) comprising a Grade 2 class in a French-language elementary school in Québec (Canada). Another Grade 2 class at the same school served as a control group ( n = 23). Both groups were assessed for lexical spelling in January and May. Group comparison of the post-test results on performance and progress in lexical spelling showed significantly better scores for the experimental over the control group.


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