Post-test In Experimental Class Research Articles

Speaking Skill through Task Based Learning in English Foreign Language Classroom

Speaking is one way to express ourselves when communicate. Most of students fail when they perform speaking skill. They faced problems in expressing themselves using in accurate, fluent and even simple sentences. Task based learning is an approach that need the completion of meaningful tasks. Task Based Learning focuses on the use of language for genuine in communication. This study used quasi experimental research. The sample of the study is Fourth Semester of English education study program of Baturaja University with the total sample 36 students. The data is conducted of two groups: one experimental group and one control group taught conventionally. Based on the data analysis the researcher concluded that task based learning was effective to improve the students’ speaking skill in EFL Classroom. The result data from the mean score of posttest in experimental class was 49,11and the mean score of posttest in control class was 51,88 . While, the value of sig. (2-tailed)=0.000 less than significant level (α=0.05), it meant that alternative hypothesis (Ha) was accepted and the null hypothesis (Ho) was rejected. The researcher concluded the result of posttest in experimental higher than the result of posttest in control class. It means that task based learning was significantly improve the students’ speaking skill at fourth semester of English education study program of Baturaja University. Based on the finding on questionnaire, it could be described that almost the students gave positive response on the use of task based learning. The students strongly agree that task based learning help them enjoy in learning English and they also mostly agree that task based activities is a good way to improve English vocabulary.

TONGUE TWISTER AS AN ICE BREAKER IN BOOSTING STUDENTS’ SPEAKING ABILITY

This study discussed about how tongue twister effective in boosting students’ speaking ability at the tenth graders of MAN 1 OKU. To collect data, the researcher used test in the form of recording video as an instrument. The methodology of this research was experimental research and the researcher used Quasi experimental method. From the population, the researcher took class X.IPA3 and X.IPS 1 as samples of this research, where X.IPA 3 was as the experimental class, and X.IPS 1 as the control class. The total number of sample was 72. The samples were taken by using simple random sampling. The students’ mean score in pretest in control class was 4.66 while the pretest in experimental class was 6.49. The mean score in posttest in control class was 4.94 and the mean score of posttest in experimental class was 7.36. Based on the distribution of students’ score in pre-test and post-test Tongue Twister strategy was effective in boosting students’ speaking ability to the tenth Graders of MAN1 OKU because the students’ score in post-test was better than pre-test both in control class and experimental class, and the significant difference is seen in experimental class that is taught by tongue twister. The minimum scores in pre-test were 1.67 in each class, and and the maximum score were 6.94 and 8.33, while the minimum scores in post-test were 1.67 and 5, while the maximum score was 7.5 and 9.17. If the value of Sig. (2-tailed) = 0,000 more than the Significance level (a=0,05) it means that it was significantly effective to use Tongue Twister strategy in boosting students’ speaking ability at the tenth graders of MAN 1 OKU

Pengaruh Keterampilan Proses Sains Melalui Model Inkuiri Terbimbing terhadap Hasil Belajar Siswa pada Materi Larutan Asam Basa

Chemistry learning has so far emphasized macroscopic and symbolic aspects as a result of misconceptions and students' low understanding of chemistry. This study aims to determine the influence of science process skill through guided inquiry model on student learning outcomes on acidic-basicsolution topic. The type of research is experimental research with Posttest-Only Control Design. Sampling was done by using Purposive Sampling technique. The sample of research for the experimental class and control class were 31 students, respectively. Data collection using objective test as an instrument that contains test about acidic acid material. Data analysis technique used to test the research hypothesis is t-test. Based on the statistical results obtained the average value of post-test experimental class is 58.55 while for the control class the average post-test value is 39.68. Result of data analysis for learning result show that in significant level 0,05 obtained tcount> t table (6,22> 1,671), then H0 rejected or accepted H1. Thus it can be concluded that there is the influence of process skills of science through guided inquiry model on student learning outcomes on acidic acid solution materials.The positive effects are also discussed in this study.

THE EFFECTIVENESS OF CHUNKING STRATEGY IN DEVELOPING STUDENT'S ABILITY IN STORY RETELLING

Abstract: This research aims at finding out whether or not the use of chunking strategy is effective in developing students’ ability of story retelling to the tenth-grade students at MAN 01 Pekalongan. Quasi experimental research was applied as the method with two groups : experimental and control group. The total subject of this research was 52 students which were taken from two classes of X IPS 1 as a control group and X AGAMA 2 as an experimental group. Face and content validity were done by asking the English teacher and advisor to be expert judgements to validate the instrument by using a rubric appearance of test for face validity and its conformity by curriculum as a content validity. Inter-rater reliability in giving scores to the students’ was done to measure the reliability of the test. This research used SPSS in analysing the data of speaking test through several activities. They were pre-test before treatments, and post-test after treatments. The result of the research shows the significant difference in the story retelling ability between tenth grade students who were taught by using chunking strategy and those were not taught by using it. It can be seen in the result of mean score in the post-test of experimental class which is 89 and control class which is 83 and as a result Sig. (2-tailed) is 0.044 0.050. Therefore, the null hyothesis of this study is rejected. It means that the use of chunking strategy had significantly improved the tenth-grade students story retelling ability in English teaching and learning process of the experimental class at MAN 01 Pekalongan in the academic year 2019/2020. Keywords: chunking, teaching speaking strategy, story retelling

The Effectiveness of Kahoot Online Media in Learning Personal Pronoun at a State Senior High School in Jambi City

This study is aimed at finding the effectiveness of Kahoot online media in learning personal pronoun for senior high school students. There were 30 social sciences students taken as participants in control class, and 30 natural sciences students were taken as experimental participants. There were five (5) topics given to the students; objective, subjective, possessive pronoun, possessive adjective, and reflexive as mains materials in English subject. The results of the research were proven effective by using t-test. Students’ scores in learning personal pronoun were significant after implementing Kahoot online media. The average pre-test control class 37,1 and post-test control class 48,7. Average pre-test experimental class 41,5 and post-test experimental class 83,5. Kahoot online media makes learning process more interesting. The value of t-test higher than the value of t-table (26,11> 2,001).

Dealing with Students Pronunciation: the “Spelling Bee” Effect

Pronunciation is put on bottom list in English teaching-learning process, and students focused to learn grammar. The aim of this research was to investigate the effect of “Spelling Bee” technique towards students’ pronunciation. The researcher used the experimental method. The sample of the research was 63 students in seventh-grade MTs NU 01 Mambaul Hikmah Tegalwangi which was consist of 32 female students of seventh E as experimental class and 31 female students of seventh D as control class. The sampling technique used cluster random sampling. The instrument of the research used jumble letters and speaking test as pre-test and post-test which were analyzed using Microsoft Excel. The result of the research indicated that there was a significant difference between students’ post-test in experimental class and control class. The mean score of the post-test in the experimental class was (71.806) while the score post-test in the control class was (23.306). Besides, the result of the t-test showed that t-stat (27.125) was higher than t-table (1.688) with a degree of freedom (df) = 36 as a result Ha was accepted and H0 was rejected. It meant that the “Spelling Bee” technique had a significant influence in teaching pronunciation at seventh-grade of MTs NU 01 Mambaul Hikmah Tegalwangi. “Spelling Bee” can be an alternative technique for teachers to improve students’ pronunciation as well as their vocabulary and spelling skills.

Using Story Mapping Technique in Teaching Writing Skills at SMAN 1 Palopo

The purpose of this research was to find out whether the use of story mapping technique effective to improve students’ writing recount text at the first grade of SMAN 1 Palopo. This research applied quasi experimental. The research was carried out in two classes, experimental and control classes. The population of this research was the first grade students of SMAN 1 Palopo. The samples of this research were Class X MIPA 2 as a control class and Class X IPA 3 as experimental class. The sampling technique in this research was random sampling. The instrument of this research was writing test. The writer gave pretest and posttest to the students. The data was analyzed by using SPSS 20.The result of this research showed that the use of story mapping technique in teaching writing recount text is effective. It could be seen from the result of calculation that the students’ score in experimental class which was higher than students’ score in control class. The mean score of posttest in experimental class was higher than the mean score of pretest (76.7667>61.6667). While in control class the mean score of posttest was also higher than the mean score of pretest (71.0667>67.8000). It means that there was significant difference between the students’ score in teaching writing recount text by using story mapping technique and students’ score in teaching writing recount text without using story mapping technique at the first grade of SMAN 1 Palopo.

PENGARUH MODEL PEMBELAJARAN PROJECT BASED LEARNING TERHADAP HASIL BELAJAR DAN KEAKTIFAN BELAJAR SISWA DI SMK NEGERI 1 NGAWEN

This study aims (1) to determine the effect of using the Project Based Learning learning model on learning outcomes in Light Electricity Maintenance subjects at SMK N 1 Ngawen. (2) To determine the effect of the use of Project Based Learning learning methods on learning activeness in the subjects of Maintenance of Electric Vehicle Light in SMK N 1 Ngawen. This research is a quasi experiment with a pretest-posttest Control Group Design research design. The analysis test uses the independent sample T-test and descriptive analysis to describe the learning outcomes data and learning activeness. The results showed that: independent sample t-test on final learning outcomes or post-test obtained t count> t table is 2.964> 1,670. The significance value of the post-test results 0.004 <0.05, then Ho is rejected and Ha is accepted. This means that there is a significant difference between the results of the experimental class post-test with the control class. Then the results of the independent sample t-test on the students activeness obtained the results that t arithmetic> t table is 5.543> 1.670. Significance value t 0.00 <0.05, then Ho is rejected and Ha is accepted. This means that there is a significant difference in student activeness between the control class and the experimental class. Then it can be concluded that there is a significant influence on the project based learning model of learning outcomes learning and learning activeness of class XI students majoring in light vehicle engineering at State 1 Vocational School, Ngawen.

THE EFFECTIVENESS OF SOCRATIVE APPLICATION FOR FORMATIVE ASSESSMENT IN TEACHING VOCABULARY AT SMA MUHAMMADIYAH 1 PONOROGO

The objective of this research was to find out whether there is any significant difference vocabulary mastery between students who used socrative application for formative assessment and who are not used socrative application for formative assessment. This research applied quantitative research approach and used quasi-experimental design. In this research, the researcher used two classes (experimental class and control class) as a sample. The population of eleventh science grade in SMA Muhammadiyah 1 Ponorogo was 115 students. The number of sample in this research was 30 students of experimental class (XI IPA4) and 31 students of control class (XI IPA3). The researcher used simple random sampling to choose the sample in this research. The data were obtained by using a pre-test and post-test. The pre-test was given to both classes before the treatment and the post-test was given after the treatment. After getting the score of pre-test and post-test, the data were analyzed and processed by using T-test formula using SPSS 23 versions for Windows. The result of this research showed that the average of post-test of experimental class is 87.70 and the average score of post-test of control class is 77.74. The value of t-test = 3,226 with df = 59 on level significance 5%. According to the table value “t” = 1,671. Then tcount higher than ttable (3,226 > 1,671). Therefore, H1 is accepted and H0 is rejected. So, it can be concluded that there is significant difference on students’ vocabulary mastery that used socrative application for formative assessment and that are not. In the other words, Socrative Application is effective for formative assessment on students’ vocabulary mastery of eleventh science grade of SMA Muhammadiyah 1 Ponorogo.

THE EFFECT OF PROBING PROMPTING ON STUDENTS’ WRITING ACHIEVEMENT AT TENTH GRADE OF MAN 1 BOMBANA

The objective of this research was to find out the effect of using probing prompting on students’ writing achievement at tenth grade of MAN 1 Bombana. This research applied quasi experimental design that consist of experimental class and control class. The sample of this research were students at class X IPA and X IPS in MAN 1 Bombana who were register in academic years 2019/2020. The sample taken by using cluster random sampling and the total numbers of students are 46, 22 for experimental class (X IPA) and 24 for control class (X IPS). The research instrument was written test which focus on narrative text. The researcher collected the data by giving pre-test in both of the classes, giving treatment in experimental by giving probing prompting and non-probing prompting in control class, and giving post-test in both of the classes. In analyzing the data were used SPSS 16.0 version. To examine the hypothesis the researcher used an independent sample t-test. Based on the result, it showed that students’ mean score of post-test in experimental class is 64.35. It is raised 9.83 point from its pre-test (54.52). While students’ mean score of post-test in control class is 56.82. It is only raised 4.97 point from its pre-test (51.85). Besides, the value of degree of freedom (df)= 42, t=4.574, and sig (2 tailed)=0.000. It means that the probability (sig) value is lower than α ( p value < α or 0.000 < 0.05). Therefore,probingprompting had a significant effect on students’ writing achievement at tenth grade of MAN 1 Bombana.

PENGARUH MEDIA PEMBELAJARAN INTERAKTIF PIVOT OFF LINE TERHADAP MINAT BELAJAR SISWA DI SMA NEGERI 1 PINANGSORI

This research is a quasi-experimental study aimed to determine the effect of Pivot off line interactive learning media on students' interest in learning physics at Pinangsori 1 High School and to know the effect of Pivot off line interactive learning media on student physics learning outcomes on business (work) and kinetic energy material in Pinangsori 1 High School. The population in this study were all students of class X MIA SMA Negeri 1 Pinangsori, which consisted of 4 classes (130 students). The sample of this study was determined by random cluster sampling, amounting to 30 people. The research instrument is learning interest. The average value of the final ability (Post-test) in the experimental class after the implementation of learning methods assisted by Pivot Animator software increased. The experimental class post-test results are (for max = 95, min = 75, dan = 84,3), while the control class post-test results are (for max = 80, min = 60, dan = 73,1). The initial results of the questionnaire students' interest in learning physics in the experimental class were (for max = 90, min = 60, dan = 79,3),, while in the control class were (for max = 80, min = 50, dan = 69,1) it can be concluded that Pivot off line interactive learning media on students' learning interest in Pinangsori 1 High School.

Pengaruh Model Pembelajaran Problem Based Learning Pada Mata Pelajaran Otomatisasi Tata Kelola Humas dan Keprotokolan Terhadap Hasil Belajar dan Kemampuan Berpikir Kritis Siswa Kelas XI OTKP SMK Ketintang Surabaya

This study aims to determine the effect of the problem based learning model of learning in Public Relations and Protocol on learning outcomes and critical thinking skills of class XI OTKP students at SMK Ketintang Surabaya. This type of experimental research uses a quasi experimental design with a non-equivalent control group design. Data analysis used normality test, homogeneity test, t-test and gain score. T test results based on the value of student learning outcomes indicate the value of tcount> ttable (2.898>2.005) and the results of t-test based on the value of students' critical thinking skills. Show the value of tcount>ttable (10,554> 2,005). Then the difference (gain score) pre-test and post-test values obtained that tcount> ttable (4.643>2.005). With the difference (gain score) the average value of the pre-test and post-test experimental class 18.036 is greater than the pre-test value of the control class of 10.536. So it can be concluded that there is an influence of problem based learning model of learning on the subject of automation in Public Relations and Protocol management on learning outcomes and critical thinking skills of students in class XI OTKP SMK Ketintang Surabaya.

The Effect of Skimming Method to Improve Students’ Ability in Reading Comprehension on Narrative Text.

This research deals with the effect of using skimming method in teaching reading comprehension smk negeri 2 pematangsiantar on narrative text. The problem of this research are “what is the students’ ability in reading without using skimming method at Grade XI students’ of SMK N.2 Pematangsiantar. What is the students’ ability in reading by using skimming method at Grade XI students’ of SMK N.2”. The purpose of this research are to find out the students’ ability in reading without using skimming method at grade XI students in SMK N 2 Pematangsiantar on reading narrative text, to find out the the students ability in reading by using skimming method to the skill of grade XI students in SMK N 2 Pematangsiantar on reading narrative text. To answer the problem the researchers uses theories: Micklukey and Jefferies (2007), Grellet (2000), Milter (2001), Jhon and Dara (2005), David Nunan (1991), Douglas Newton (2000), Douglas Brown (2003), Rae Pica (2000), Roger Brown (1973), Ronald Carter (1998), Scoot Thornburry (2002), Wilga Rivers (1987), Diane Larsen (1990), Judi Willis (2008), Jack and Theodore (1986). The research design is a quantitative research. As an experimental research, it aims to know the effect of the technique that given and apply whether it influences to the object or no. In this research in collecting the data the researcher has to do three steps, they are pre-test, treatment, post-test. The researchers find out that the effect of using skimming method can increase the students’ skill in reading of narrative text. It can be proven from the test of students’ score in posttest of experimental class which the treatment the researchers did the treatment by using skimming method. By using skimming method, the students can increase their ability in reading of narrative text.

Redirecting EFL writing instruction through mind mapping technique in senior high school

The purpose of this research was to see the effects of Mind Mapping Technique toward students’ writing ability especially in writing descriptive text. The results of Post-test experiment and control class were used to confirm the hypothesis. The population of this research was all of the students at X grade of Senior High School 3 Padang Panjang, consisting of 96 students who spread in 3 classes. Two classes were taken as sample by using cluster random sampling. Writing test was used to collect the data. The treatments were done in six meetings. The data of this research were analyzed by using Statistical Product and Service Solution (SPSS) Program. The result showed that the mean score of students’ post-test at experimental class was (65.94) higher than those of control class (58.16). The calculation of the test showed that t-calculate was (8.27) higher than t-table (1.67) at the significant level of .05 meaning that students who were taught through Mind Mapping technique produced better writing skills in descriptive text. It can be concluded that teaching writing by using mind mapping technique gave significant difference on students’ writing ability at X grade of Senior High School 3 Padang Panjang. Therefore it is recommended that English teachers should use this technique to improve students’ writing ability.

The Effect of Using LKPD Based of Problem Based Learning Model on Improving the Ability of Students’ Mathematical Communication

This research aims to know the effect of using LKPD based of Problem Based Learning model in improving Mathematical Communication Ability of Grade VIII Students at Dwi Sejahtera Junior High School Pekanbaru. The type of this research was Quasi Experimental Research with pretest-posttest control group design. The population was all students of Dwi Sejahtera Junior High School Pekanbaru Academic Year 2019/2020. The samples selection was conducted by using random sampling technique. Based on the result of data analysis, obtained the average score of posttest in Experimental Class 90,87, and the average score of the Control Class is 48,67. It means the average of Experimental Class is higher than the Control Class. The difference test of both averages used t-test obtained significance (2-tailed) 0,000 < α = 0,05 which means the average of posttest score of students’ Mathematical Communication Ability who learn by using LKPD based of PBL is different from the average score of posttest of students’ Mathematical Communication Ability who learn by using scientific learning model. Thus, it can be concluded that there is effect of Problem Based Learning model on students’ Mathematics Communication Ability.

Effectiveness of ACIK (Anak Ceria dan Kreatif) Gymnastics Model Implementation to Improve Child's Kinesthetic Basic Motion

Kinesthetic intelligence is the movement to coordinate body movements using parts or the whole body to communicate and solve problem parts. This research uses a quantitative approach with a quasi-experimental method (quasi-experimental). The design used in this study is the one group control pretest-posttest design. This researcher used the TGMD 2 test instrument. Based on the results of the effectiveness test, it was proven that the average value of the experimental class's posttest effectiveness test results was 77.4048% greater than the results of the control class posttest score of 50.1343%. Then it can be concluded that the ACIK (Anak Ceria dan Kreatif) gymnastics model proved to be effectively applied to improve the kinesthetic basic motion of kindergarten students. From the results of these studies, it is necessary to submit a suggestion that is especially for kindergarten teachers should be more creative and innovative in designing and delivering learning materials, especially in physical motor material.

Pengaruh Model Pembelajaran Kooperatif Tipe Snowball Throwing Terhadap Hasil Belajar Siswa Pada Mata Pelajaran Administrasi Umum Kelas X OTKP Di SMK Ketintang Surabaya

This study aims to determine the effect of snowball throwing cooperative learning models on student learning outcomes in class X OTKP on the basic competence of implementing communication at work in SMK Ketintang Surabaya. This type of experimental research uses a quasi experimental design with a non-equivalent control group design. The research sample is students of class X OTKP2 and X OTKP3, each consisting of 30 students. Data collection techniques with documentation, interviews, tests, and observations. The research instrument uses the cognitive realm. Data analysis used normality test, homogeneity test, t-test and gain score. The results of this study indicate the results of the t test obtained the value of tcount> ttable (6.579> 2.001) and the difference (gain score) of the pre-test and post-test values obtained that tcount> ttable (7.101> 2.001) so that the average difference from the pre-value test and post-test experimental class 0.62 is greater than the value of the pre-test and post-test control class of 0.33. It can be concluded that the cooperative learning model of snowball throwing type affects the learning outcomes of Grade X OTKP students at SMK Ketintang.

Pengaruh Penggunaan Kamus Mnemonik Sebagai Sumber Belajar Terhadap Hasil Belajar Sejarah Siswa di SMA

This research is motivated by the lack of students' understanding of the subject matter of history, especially in remembering facts and concepts in learning history, so that it influences student learning outcomes. One of the causes of the low learning outcomes of history is due to the lack of varied learning resources. To overcome these problems, one alternative learning resource that can be used is the mnemonic dictionary. This study aims to look at the effect of using mnemonic dictionaries as learning resources on student history learning outcomes in high school. This type of research is a quasi-experimental type. The sample used is class X IPA2 as an experimental class and class X IPA1 as a control class at SMAN 12 Padang. Whereas in Pariaman 3 Public High School the sample used class X IPS2 as an experimental class and class X IPS4 as a control class. Test score data were analyzed using quantitative analysis in the form of a t test. After the t test is a one-sided t-test of the experimental class's posttest data the experimental class's posttest data with a significance level of 0.05, the results obtained are at 12th Padang High School which is 2.840> 1.670 and in SMAN 3 Pariaman is 2.064> 1.673. Because thit> ttab, H0 is rejected and H1 is accepted. Then it can be concluded that there is a significant influence on the use of mnemonic dictionaries as a learning resource on the learning outcomes of students' history in high school.

THE INFLUENCE OF PROBLEM-BASED LEARNING MODEL ON THE ABILITY OF THE PROBLEM OF MATHEMATICAL STORIES

The purpose of this study was to determine the effect of problem-based learning models or problem-based learning models on the ability of students to solve mathematical story problems with learning material in space and flat in class 5 Panaragan State Elementary School 1, Bogor City. The approach used in this research is a quantitative approach with a quasi-experimental method. There are several techniques used in this study, namely observation techniques, interview techniques, and tests. Then obtained research results with the average difference in value between the control class and the experimental class, the experimental class has an average value of 73.11, and the control class has an average value of 60.86. After calculating the t-test (One-Sample Test) on the experimental class's post-test value, the Sign value is known. 0.04, because 0.04 <0.05, then Ha is accepted, and H0 is rejected, which shows the influence of PBL models on the ability to solve students' mathematical story problems.

The Influence of Using Short Story Toward Students’ Vocabulary Mastery at the Seventh Grade Students of An’nur Junior High School Tanah Abang Jakarta Academic Year 2019 - 2020

As an International Language, English is important to learn by everyone in the world. The important thing which must mastery when someone learns English is vocabulary. As an important aspect, vocabulary is hard to master because the writing and the pronunciation is different and difficult to memorize. That’s why the researcher wants to develop a good teaching and technique to teach vocabulary mastery. The researcher also wants to steal interest of students then remove scared image of learn English using Short Story. Based on the explanation, the researcher purposed to investigate the influence of using short story toward students’ vocabulary mastery. The research used a quantitative method with true-experiment design. The researcher take two sample classes which 7-A as control class and 7-B as experiment class. After tested the validity of the instrument which used for the research, the researcher used 25 numbers of valid questions as the instrument. The researcher gives same pre-test for both of the sample class. Then the researcher gives “The Tortoise and The Hare” short story as treatment to experiment class. In the control class the researcher teach a using poetry “I Follow My Dreams By Delilah”. After treatment the researcher also gives both of the sample class same post-test. The test is contained of same question with the pre-test, but the researcher was mess up the number of question. After get the data of the research the researcher also analyzed the data. The result of the data shows the difference of score of the both of sample classes. The researcher found the score of experiment class is better than the control class. That can be seen as T-count 3.3153 > T-table 1.994. Based on the result of the research data above, Ho is rejected and Ha is accepted. The result also shows the significant increase of the score between pre-test and post-test of experimental class. And not any significant increase on the pre- test and post-test of control class. That mean, using short story to improved students vocabulary mastery is effective