scholarly journals Effect of Problem Based Learning Model on Salt Hydrolysis Lessons about the Students Learning Outcomes

EduKimia ◽  
2021 ◽  
Vol 3 (1) ◽  
pp. 009-013
Author(s):  
Debby Maulina Sukmadani ◽  
Suryelita Suryelita

Presentation on the topic of Salt Hydrolysis can be started from a real problem, using the Problem Based Learning (PBL) model. The PBL model should be able to increase students curiosity to get concepts independently. The purpose of this study was to determine the effect of PBL model on salt hydrolysis lessons about the students learning outcomes in SMAN 1 Ranah Pesisir. This research is quasi experiment with non-equivalent groups post-test only design. Data are normal and homogeneous, as of hypothesis testing uses t-test is done at alpha 0.05, obtained tcount 5,2 and ttable 2,67. The result showed that the learning outcomes on salt hydrolysis lessons between classes using PBL model are higher than conventional model in SMAN 1 Ranah Pesisir.

2016 ◽  
Vol 11 (2) ◽  
Author(s):  
Nuning Apriani ◽  
Syahrial Ayub ◽  
Hikmawati Hikmawati

Abstrak – Penelitian ini bertujuan untuk mengetahui pengaruh model pembelajaran berbasis masalah terhadap hasil belajar fisika siswa kelas X SMAN 2 Praya tahun pelajaran 2015/2016. Jenis penelitian ini adalah penelitian eksperimen dengan desain penelitian post-test only group design. Populasi dari penelitian ini adalah semua siswa kelas X SMAN 2 Praya Tahun Ajaran 2015/2016 berjumlah 400 orang. Pengambilan sampel penelitian menggunakan teknik cluster random sampling, sehingga diperoleh kelas X 4 sebagai kelas eksperimen dan kelas X 6 sebagai kelas kontrol. Instrumen penelitian yang digunakan adalah tes multiple choice dengan lima alternatif jawaban. Hipotesis Penelitian diuji menggunakan t-test polled varians, diperoleh thitungsebesar 3,42 dan ttabelsebesar 1,99 pada taraf signifikansi 5 %. Oleh karena  t­hitung > ttabel, maka Ho ditolak dan Ha diterima. Jadi, dapat disimpulkan bahwa terdapat pengaruh model pembelajaran berbasis masalah terhadap hasil belajar fisika siswa kelas X SMAN 2 Praya tahun pelajaran 2015/2016. Kata kunci: model pembelajaran berbasis masalah, hasil belajar. Abstract – The purpose of this study was to investigate the influence of problem based learning model toward physics learning outcomes at SMAN 2 Praya grade X at the academic year 2015/2016. This study was experiment with post-test only control group design. The population of this study were all students of Xth grade with number of students were 400 students. Cluster random sampling was used to choose the class sample with X-4 as experiment class and X-6 as control class. The instrument of this study used multiple choise test with 5 alternative answer. Based from the result, data were analyzed using t-test polled varians. The data obtained 3.42 for the t-hint and 1.99 for the t-table with significant level 5%. Therefore t-hint > t-table, the H0 rejected and Ha be accepted. This result shows that problem based learning model is influencing the stuent’s physics academy result at SMAN 2 Praya Xth grade academic year 2015/2016. Keywords: Problem based learning model, learning outcomes.


Author(s):  
Ester Stasya Lawalata ◽  
Alwi Smith ◽  
S Liline

Background: One of the causes of students' lack of understanding of a concept is teacher-centered learning and a lack of motivation from students in following the learning process. Then we need an innovative learning model that can help students in the learning process. To achieve learning objectives, teachers are required to be able to choose suitable learning models to be applied at an educational level. Method: This research was conducted from January 14 to February 14, 2020 using descriptive methods, student learning outcomes are seen through the final value that is seen based on cognitive aspects (LKS), affective and psychomotor and pre-post test scores. Measurement data were analyzed using the t test formula. Results: Based on the t test, obtained the results of tcount 1.573 and ttable 2.010, tcount <ttable, the hypothesis (H1) was rejected and (H0) was accepted. Conclusion: There is no difference in the learning outcomes of students taught using the Problem Based Learning model and Group Investigation on the material of the human digestive system in class VIII SMP Negeri 7 Ambon, but there is an increase in learning outcomes after teaching and learning using the Problem Based Learning and Group Investigation models so the results of the t-test show that tcount <ttable (1.573 <2.010).


2021 ◽  
Vol 9 (3) ◽  
pp. 43-49
Author(s):  
Abdul Karim Budi Sulistiyo ◽  
Dyah Rini Indriyanti ◽  
Parmin Parmin

This research is aimed to analyze science learning that applies the PBL model with the SETS approach of students’ activities and learning outcomes. The research methodology used pre-test and post-test group design with each one of experimental and control classes. The findings obtained by an average gain score of the experimental class 0.2895 and the control class 0.2135, so that the experimental class has an increase in learning outcomes higher than the control class. The category of students who were very active and active in the experimental class was higher with a percentage of 87%. The conclusion of the study was the science learning model applying the PBL model with the SETS approach can optimize students’ activities and learning outcomes.


Author(s):  
Desi Nurziammah

<p><em>The purpose of this study is to improve the learning outcomes of students in science mupel in grade V elementary schools with a power point-assisted Problem Based Learning (PBL) learning model. The research conducted is Class Action Research (PTK) as many as two cycles, with each cycle consisting of two meetings. The stages of each cycle are planning, implementation, observation and reflection. Each meeting is conducted pre test and post test to know the development of students. In cycle I students who completed after carrying out the post test by 82%. In cycle II students completed after carrying out post tests by 93%. These results show that the Problem Based Learning (PBL) learning model can improve the learning outcomes of students, especially the Grade V science teacher at SDN 2 Pabuwaran.</em></p>


2020 ◽  
Vol 8 (1) ◽  
pp. 43-55
Author(s):  
Adrianus Nasar ◽  
Klaudensia Kurniati

This study aims to compare science learning outcomes between students who take problem based learning (PBL) with students who take part in inquiry based learning (IBL). The method used in this study is a quasi-experimental research method with a pretest-posttest control group design. The population of this study were students of class VIII SMP Negeri 1 Kuwus 2018/2019 school year which numbered 97 students and consisted of 4 classes.  Students who followed the PBL learning model numbered 24 people and those who participated in the IBL learning model were 24 people. Data collection research was carried out using test techniques. The data was processed into normalized gain (N_gain) between posttest and pretest. Furthermore, the data is calculated using the t-test to compare the mean gain of learning outcomes between students who take part in learning using the PBL model and students who take part in learning using the IBL model. The results showed that there t value (tcount) = 2.566 with a significance (Sig. (2-tailed)) of 0.014 so it can be concluded that  were differences in learning outcomes between students who took part in learning using the PBL model and students who took part in learning using the IBL model.Keywords: Problem Based Learning, Inquiry Based Learning, Learning OutcomesPenelitian ini bertujuan membandingkan hasil belajar antara siswa yang mengikuti pembelajaran model PBL dengan siswa yang mengikuti pembelajaran model IBL. Metode yang digunakan dalam penelitian ini yaitu metode penelitian kuasi eksperimen dengan desain Control Group, Pretest–Posttest Design. Populasi dalam penelitian ini adalah siswa kelas VIII SMP Negeri 1 Kuwus tahun pelajaran 2018/2019 yang berjumlah siswa 97 orang dan terdiri dari 4 kelas. Siswa yang mengikuti model pembelajaran PBL berjumlah 24 orang dan yang mengikuti model pembelajaran IBL berjumlah 24 orang. Pengumpulan data penelitian dilakukan dengan teknik tes. Data diolah menjadi gain ternormalisasi (N_gain) antara postest dan pretest. Selanjutnya data dihitung dengan menggunakan perbedaan rerata (uji-t) untuk membandingan rerata gain (Compare Mean-Independent Sampel T Test) antara PBL dan IBL. Hasil Penelitian menunjukkan nilai t hitung (thitung) = 2,566 dengan signifikansi (Sig. (2-tailed)) sebesar 0,014 dengan demikian dapat disimpulkan bahwa ada perbedaan peningkatan hasil belajar antara siswa-siswa yang mengikuti pembelajaran menggunakan model PBL dengan siswa-siswa yang mengikuti pembelajaran menggunakan model IBL.Kata kunci: Pembelajaran Berbasis Masalah, Pembelajaran Berbasis Inkuiri, Hasil Belajar


2018 ◽  
Vol 4 (1) ◽  
Author(s):  
Herianto . ◽  
KInanti Wijaya

Penelitian ini bertujuan untuk mengetahui pengaruh pembelajaran berbasis masalah terhadap hasil belajar Konstruksi Bangunan siswa SMK Negeri 1 percut sei tuan Tahun Ajaran 2017/2018. Jenis penelitian ini adalah penelitian eksperimen. Populasi dalam penelitian ini adalah seluruh siswa kelas X jurusan teknik gambar bangunan yang terdiri dari kelas TGB 1 dan TGB 2 yang berjumlah 60 orang. Pengambilan sampel dalam penelitian ini dilakukan dengan teknik total sampling, dimana keseluruhan populasi dijadikan sampel. Instrumen penelitian yang digunakan untuk mengumpulkan data adalah objektif tes berbentuk pilihan berganda yang berjumlah 25 soal dengan 4 opsi jawaban. Hasil analisis data setelah diberikan perlakuan dengan masing-masing model pembelajaran menunjukkan bahwa kelas yang diajarkan dengan model pembelajaran berbasis masalah memperoleh nilai rata-rata sebesar 84,80, dan standar deviasi sebesar 5,82. Sedangkan kelas yang diajarkan dengan model konvensional memperoleh nilai rata-rata  sebesar 72,07 dan standar deviasi  sebesar 3,74. Pengujian hipotesis dilakukan dengan menggunakan statistik uji-t Dari perhitungan hipotesis diperoleh thitung sebesar 3,89 dan ttabel sebesar 1,68. Hasil pengujian hipotesis menunjukkan bahwa thitung > ttabel (3,89 > 1,68) maka hipotesis alternatif (Ha) diterima dan hipotesis nol (H0) ditolak. dan minat belajar siswa dengan model konvensional memiliki rata-rata 61,63 dan pembelajaran berbasis masalah 83,61 mengalami peningkatan 26,28% Dari hasil tersebut dapat disimpulkan bahwa ada pengaruh yang positif dan signifikan model pembelajaran berbasis masalah terhadap minat dan hasil belajar Konstruksi Bangunan Kata Kunci : Berbasis Masalah, Hasil Belajar, Minat Belajar, Model Konvensional,  Pembelajaran   ABSTRACT This study aims to determine the effect of problem-based learning on learning outcomes of  Building Construction students SMK Negeri 1 Percut Sei Tuan Year of Teaching 2017/2018. This type of research is experimental research. Population in this research is all class X student majoring in building drawing techniques consisting of TGB 1 and TGB 2 class of 60 people. Sampling in this study was done by total sampling technique, where the entire population was sampled. The research instrument used to collect the data is the objective of multiple choice test consisting of 25 questions with 4 answer options.  The results of the data analysis after the handling given to each study model shows that the class is taught by a problem-based learning model scored an average of 84.80, and a standard deviation about 5.82. While the classes taught by the conventional model obtain an average value about 72.07 and standard deviation about 3.74. Hypothesis testing is done by using t-test statistic. From the calculation of the hypothesis obtained t-count of 3.89 and t-table of 1.68. The result of hypothesis testing shows that t-hitung> t-table (3.89> 1.68) then the alternative hypothesis (Ha) is accepted and the null hypothesis (H0) is rejected. And students' learning interest with conventional model has an average of 61.63 and problem based learning 83,61 experienced an increase of 26,28%. From these results it can be concluded that there is a positive and significant effect of problem-based learning model on Building Construction interest and learning outcomes.Keywords: Problem Based, Learning Outcomes, Interest In Learning, Conventional Model, Learning


2020 ◽  
Vol 1 (1) ◽  
pp. 66-74
Author(s):  
Monica Jahratun Nuvus ◽  
Karlinah Salamanya ◽  
Syahrianah Syahran

This study aimed to determine the effectiveness of problem-based learning model on ??the material of flat side geometry on the learning outcomes of Class VIII students of MTs An-Nur Palangka Raya.This type of research is quantitative with quasi-experimental methods and one-group pre-test-post-test research design. The population in this study were all students of class VIII MTs An-Nur Palangka Raya of 77 people. From this population, random cluster sampling was chosen. Therefore 26 students of Class VIII-C were selected as the experimental class. The instruments of the data collection in this study were pre-test and post-test. The hypothesis of this study was tested using one-sample t-test. The results of the study indicate an average pretest ( )  of 23.61 and an average posttest ( )  of 46.30 and the average difference ( )   is 22.69. Before analyzing the data, the normality of  data is tested first. The normality test indicates = 2.168 and = 9,488. Because  <  and   follows the normal distribution. The results of the t test show the value of tcount = 1.92 and ttable = 1.708 at degrees of freedom (db) = n - 1 = 25 and the error level ? = 5% is obtained. Because tcount > ttable, then H0 is rejected and  is accepted. Therefore, it can be concluded that the PBL model is effective in improving students’ learning outcomes in the material of flat side geometry in class VIII MTs An-Nur Palangka Raya.


Author(s):  
Sartika Sepriyani ◽  
Rayandra Asyhar ◽  
Asrial Asrial

The ability to solve problems is a skill that students need to have in dealing with various problems in life. This study aims to determine the effect of problem based learning models; cognitive styles and interaction between both factors on science learning outcomes of students in class VII of MTs 2 Tanjung Jabung Timur in academic year 2015/2016. This research was conducted with a quasi-experimental research method by applying a 2 × 2 factorial design. The study sample consisted of an experimental class of 30 students and a control class of 29 students. Data collection was conducted using two types of instruments, namely the Group Embedded Figures Test (GEFT) to measure students cognitive styles and students' learning outcomes test in essay forms. The Problem Based Learning model affect the learning outcomes, there is significant difference in science learning outcomes between students who have Cognitive field dependent (FD) style that is taught by the Problem Based Learning model and students who have Cognitive FD style that is taught by conventional learning models. The results show that the value of the experimental class post-test is higher than that of the control class. In short, the experimental class with the application of the Problem Based Learning model in the learning process provides higher learning outcomes than that of the conventional models.


Author(s):  
Marcho Alex Samuel Silitonga

This study aims to determine the effect of the application of the Two Stay Two Stray learning model (TSTS) to the history of student learning outcomes at SMA Negeri 7 Medan. The research method used is quasi-experimental. The study population was students of class X IPS with a sample of 65 students consisting of 34 students of class X IPS 2 as an experimental class and 31 students of class X IPS 1 as a control class. Data collection techniques using observation and tests. The data obtained were analyzed using the t-test. The observation results showed that 91% of the experimental class students who took part in learning with the TSTS model got very good average scores. The average post-test value of the experimental class was 80.3, while the average value of the post-test of the control class that followed the learning with the conventional model was 63.70. T-test results for the post-test scores were obtained tcount > ttable (7,004 > 1,670).These results indicate that the TSTS learning model has a great influence in improving the history of student learning outcomes in class XI IPS 2 SMA Negeri 7 Medan.


2018 ◽  
Vol 1 (1) ◽  
pp. 009-020
Author(s):  
Sunartih Sunartih ◽  
Marungkil Pasaribu ◽  
Amiruddin Hatibe

This study aims to determine whether there is an influence of ASSURE learning model on student learning outcomes in temperature and heat material of class XI SMA. The method used is quasi-experimental with equivalent pretest-posttest design. The population of this study were all students of class XI SMA . Sampling was carried out by purposive sampling with the sample of the study being class XI Mipa 2 as the experimental class and class X1 Mipa 5 as the control class. The research instrument in the form of learning outcomes tests and observation sheets that have been validated by the validator and field tested. Data analysis used inferential statistics is normality, homogeneity, hypothesis testing (2-party t test). Based on the results of research and analysis of research data, obtained the value of student learning outcomes at posttest average value of the experimental class is 14.90 with a standard deviation of 3.23 and for the control class of 11.57 with a standard deviation of 2.99. The test results of the t test statistic of 2 parties from hypothesis testing obtained the price thitung(4,11)>ttabel(1,67) or thitung(-4,11)>ttabel(-1,67) so that H1 is accepted and H0 is rejected. This result states that there are differences in student learning outcomes in physics subjects between classes taught with the ASSURE learning model and Direct Intruction learning models. It can be concluded that there is an influence of the ASSURE learning model on student learning outcomes in temperature and heat material in class XI of SMA. Keywords: assure learning model, learning outcomes, temperature and heat  


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