EFEKTIVITAS PENGGUNAAAN MODEL GROUP INVESTIGATION (GI) DAN MODEL INKUIRI TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA MATERI BANGUN RUANG SISWA KELAS V SD

Author(s):  
Nova Dwi Setiana ◽  
Agustina Tyas Asri Hardini
Keyword(s):  
T Test ◽  

Penelitian ini bertujuan untuk mengetahui perbedaan kemampuan pemecahan masalah Matematika siswa yang signifikan dengan menggunakan model Group Investigation (GI) dan model Inkuiri terhadap kemampuan pemecahan masalah Matematika siswa pada mata pelajaran Matematika kelas V SDN Gugus Sultan Agung di Kecamatan Argomulyo Kota Salatiga. Jenis penelitian yang digunakan adalah penelitian Quasy-experiment dengan  jenis  (Nonequivalent Control Group). Populasi  penelitian yaitu kelas V sebagai kelompok eksperimen berjumlah 25 siswa dan kelompok kontrol berjumlah 27 siswa.Teknik pengumpulan data yang digunakan yaitu observasi, studi dokumen, dan tes. Pengujian prasyarat menggunakan uji Normalitas dan uji Homogenitas. Metode analisis data yang digunakan adalah uji t (independent sample t-test). Hasil penelitian menunjukan bahwa tidak terdapat perbedaan yang signifikan terhadap kemampuan pemecahan masalah Matematika siswa dengan penerapan model Group Investigation (GI) dan model Inkuiri di kelas V SDN Gugus Sultan Agung di Kecamatan Argomulyo.  Hasil t hitung sebesar 1,247, df 50 dan signifikansi (2 tailed) sebesar 0,218. Dapat disimpulkan bahwa t hitung lebih kecil dari pada t tabel (1,247< 2,03011) dan nilai signifikansinya lebih besar dari 0,05 (0,218 > 0,05),   Berdasarkan perhitungan hasil belajar kemampuan pemecahan masalah Matematika siswa diperoleh nilai rata-rata pretest 64,52 untuk kelas eksperimen dan 72,00 untuk kelas kontrol serta nilai rata-rata posttest 60,52 untuk kelas eksperimen dan 70,26 untuk kelas kontrol. Jadi kedua model pembelajaran sama-sama efektiftif jika dhitiung dengan t hitung, sehingga untuk mengetahui perbedaan antara model Group Investigation (GI) dan inkuiri dapat dihitung dengan rumus N-Gains. Penggunaan rumus N-Gain dapat diketahui perbedaan bahwa model inkuiri lebih efektif daripada model Group Investigation (GI).

Satya Widya ◽  
2015 ◽  
Vol 31 (1) ◽  
pp. 43
Author(s):  
Nani Mediatati

<p>Penelitian ini bertujuan untuk mengetahui ada tidaknya perbedaan yang signifikan hasil belajar siswa dalam pembelajaran PKn dengan menggunakan model pembelajaran jigsaw dan group investigation di kelas VIII SMP Negeri I Bergas semester genap tahun ajaran 2013/2014. Jenis penelitian ini adalah penelitian eksperimen dengan desain eksperimen non equivalent control group design. Desain ini hampir sama dengan pretestpostest control group design, hanya pada desain ini kelompok eksperimen dan kelompok kontrol tidak dipilih secara random. Populasi dari penelitian ini adalah seluruh siswa kelas VIII SMP Negeri I Bergas, sedangkan sampel penelitian diambil kelas VIIIB sebagai kelas<br />eksperimen yang dilakukan pembelajaran menggunakan model jigsaw dan kelas VIIID sebagai kelas kontrol yang dilakukan pembelajaran menggunakan model group investigation.Teknik pengumpulan data menggunakan tes dengan instrument soal pretes dan postes yang telah diuji validitas dan reliabilitasnya untuk mengukur hasil belajar siswa. Teknik analisis data menggunakan uji beda rerata dengan uji independent samplet-test menggunakan bantuan SPSS 16.00 for Windows yang didahului dengan uji normalitas dan uji homogenitas dari sampel. Hasil uji normalitas dan homogenitas menunjukkan bahwa kedua kelas berasal dari populasi yang berdistribusi normal dan mempunyai variansi yang homogen dengan nilai signifikansi lebih dari 5%. Hasil uji independent sample t-test dari pretes menunjukkan bahwa tidak ada perbedaan hasil belajar awal dari siswa kedua kelas dengan nilai signifikansi 0,849&gt;0,05. Nilai rata-rata kelas eksperimen: 62,42 dan kelas kontrol: 62,79. Sedangkan dari postes menunjukkan adanya perbedaan hasil belajar akhir siswa kedua kelas dengan nilai signifikansi 0,003&lt;0,05. Nilai rata-rata kelas eksperimen: 81,97 dan kelas kontrol : 76,36. Hasil penelitian ini dapat disimpulkan bahwa ada perbedaan yang signifikan hasil belajar siswa dalam pembelajaran PKn dengan menggunakan model jigsaw dan group investigation di kelas VIII SMP Negeri I Bergas. Hasil belajar siswa dari kelas yang dilakukan pembelajaran menggunakan model jigsaw lebih tinggi dari pada hasil belajar siswa dari kelas yang dilakukan pembelajaran menggunakan model group investigation.</p>


2021 ◽  
Vol 1 (1) ◽  
pp. 85-93
Author(s):  
Adi Widya Krisnawati ◽  
Yuswanti Ariani Wirahayu ◽  
Yusuf Suharto

Kemampuan berpikir kritis dapat dicapai dengan model yang tepat, beberapa diantaranya menggunakan model Group Investigation dan Problem Based Learning. Berdasarkan kelebihan kedua model maka penulis meneliti perbedaan hasil Group Investigation dengan Problem Based Learning terhadap kemampuan berpikir kritis dan mencari tahu manakah yang lebih tinggi. Rancangan penelitian menggunakan metode eksperimen semu, pelaksanaanya dengan nonequivalent control group design. Subjek penelitian adalah siswa kelas X MA Nurul Ulum Malang. Kelas eksperimen 2 (X IIS 3) perlakuan Problem Based Learning dan kelas eksperimen 2 (X IIS 4) perlakuan Group Investigation. Hasil analisis data diketahui bahwa rata-rata gain score di kelas eksperimen 1 adalah 34,60, sedangkan kelas eksperimen 2 adalah 27,05. Analisis menggunakan uji Independent t-test diperoleh nilai signifikansi sebesar 0,045 < 0,050 maka H0 ditolak, membuktikan bahwa ada perbedaan kedua model pembelajaran terhadap kemampuan berpikir kritis.


2019 ◽  
Vol 9 (2) ◽  
pp. 63-72
Author(s):  
Nova Nurwinda Sari ◽  
Herlina Herlina

Diabetes mellitus dapat menyebabkan cukup banyak komplikasi seperti kelainan mata, kelainan ginjal, kelainan pembuluh darah dan kelainan pada kaki. Penderita diabetes mellitus yang mengalami komplikasi kronis perlu diberikan upaya preventif untuk mencegah komplikasi, salah satunya adalah kemampuan perawatan kaki. Penelitian ini dilakukan untuk menguji efektivitas supportive educative system dalam meningkatkan kemandirian perawatan kaki pada pasien dengan diabetes mellitus Tipe II di Puskesmas Permata Sukarame, Bandar Lampung. Penelitian ini menggunakan metode quasy eksperimen dengan desain pretest-posttest with control group dengan total masing-masing kelompok sebanyak 18 responden. Pengumpulan data dilakukan dengan menyebarkan kuesioner kepada responden yang memenuhi kriteria inklusi penelitian. Penelitian ini diuji menggunakan analisis univariat, bivariat dan uji T-test. Hasil penelitian menunjukkan bahwa terdapat perbedaan rata-rata dalam kemandirian perawatan kaki pada kelompok intervensi dan kelompok kontrol dengan p-value 0,000. Pendidikan dan praktik perawatan kaki harus diberikan sejak dini sebagai upaya pencegahan untuk komplikasi.   Kata kunci : Supportive educative system, kemandirian perawatan kaki   SUPPORTIVE EDUCATIVE SYSTEM IN IMPROVING INDEPENDENCE OF FOOT CARE IN PATIENTS WITH DIABETES MELLITUS TYPE II   ABSTRACT Diabetes mellitus can cause quite a lot of complications such as eye disorders, kidney disorders, vascular disorders and abnormalities in the legs. Patients with diabetes mellitus who have chronic complications need to be given a preventive effort to prevent complications, one of which is foot care ability. This research was conducted to examine the effectiveness of supportive educative systems in increasing the independence of foot care in patients with Type II diabetes mellitus in the Permata Sukarame Health Center Bandar Lampung Working Area. This study used a quasi-experimental method with pretest-posttest with control group design with a total of 18 respondents each. Data collection is done by distributing questionnaires to respondents who meet the research inclusion criteria. This study was tested using univariate, bivariate, T-Test analysis. The results showed that the mean differences in the independence of foot care in the intervention group and the control group in the Permata Sukarame Community Health Center work area with a p-value of 0,000. Education and practice of foot care should be given early as a preventative effort for complications.   Keywords: Supportive educative system, independence of foot care


2018 ◽  
Vol 4 (1) ◽  
Author(s):  
Retno Issroviatiningrum ◽  
Shanti Wardaningsih ◽  
Novita Kurnia Sari

ABSTRAK Upaya untuk meningkatkan mutu pendidikan keperawatan khususnya untuk mendukung peserta didik menjadi perawat profesional memerlukan proses pembelajaran dengan menggunakan fasilitas keterampilan klinis. Practice based simulation model didasarkan pada teori belajar konstruktif yang menegaskan bahwa pengetahuan tidak pasif ditransfer dari pendidik kepada peserta didik, tetapi dibangun oleh peserta didik melalui pengolahan pengalaman dan interaksi dengan lingkungan mereka. Dengan metode simulasi di laboratorium dapat mendorong mahasiswa untuk menggunakan critical thinking dalam mengambil keputusan dalam mengatasi masalah tanpa merugikan pasien yang sebenarnya. Penelitian ini bertujuan untuk menganalisis pengaruh practice based simulation model terhadap critical thinking pada mahasiswa semester VI di FIK Unissula Semarang. Penelitian ini menggunakan metode Quasy – Experiment dengan pendekatan pretest-posttest with control group design. Pengambilan sampel dengan teknik  simple random sampling dengan jumlah 21 responden baik kelompok intervensi maupun kelompok kontrol. Analisis data menggunakan uji Paired T-Test dan Independent Samples T-Test. Hasil penelitian selisih peningkatan critical thinking pada kelompok intervensi sebanyak 11.95 poin dan pada kelompok kontrol 2.05. Practice based simulation model berpengaruh terhadap critical thinking dengan nilai p=0.00<0.05. Disimpulkan bahwa practice based simulation model mempengaruhi critical thinking pada mahasiswa semester VI FIK Unissula Semarang. Kata kunci: Practice based simulation model, critical thinking


Author(s):  
Abdullah Farih

The objective of this study is to measure whether there is or not significant effect of teaching reading by utilizing Hot Potatoes software toward students’ reading comprehension of descriptive text. The variables used were the teaching treatment of Hot Potatoes Software as the independent variable and the students’ reading comprehension of Descriptive Text as dependent variable. Then, the research designed was Quasi-experimental design and the presentation of data used was quantitative. The data were obtained from the eleventh grade, of which 28 students were taken as sample. The students are divided into two groups; experiment group consisted of 12 students and control group consists of 16 students. To get the data, the pre-test and post-test were applied and then analyzed using t-test formula. The researcher had concluded that there is Significant effect of Hot Potatoes Software toward the students’ reading comprehension achievement. The result showed that mean of students’ post-test was increased. It is proved by the t-test (8.54) which is higher than t-table (2.05) at level of significance 5%. It means that the alternative hypothesis was accepted and it proved that Hot Potatoes Software had significant effect toward students’ reading comprehension of Descriptive Text


SIMBIOSA ◽  
2014 ◽  
Vol 3 (2) ◽  
Author(s):  
Ramses Ramses ◽  
Nurhaty Purnama Sari ◽  
Harni Lainy Br.Bakkara

This study aims to know the influence of active learning model Course Review Horay to biology learning outcomes at eighth grade students of SMP Negeri 10 Batam academic year 2013/2014. This research design is  randomized experiment using posttest only control-group design. The study population is all the eighth grade students of  SMP Negeri 10 Batam with reached population consist of 7 classes. The sampling technique using a simple random sampling. Samples were selected class VIII5 as control class and VIII8 as experiment class. The instrument  that use in this research is the form of the test. Requirement have been in the form of normality and homogeneity test, which showed that normal and homogeneous data. Technique of data analysis conducted by the t test. The result analysis of data using the t test showed the tvalue 3.01 and ttable is 2.00 (tvalue > ttable). The results showed that the active learning result model Course Review Horay give effect to increase student learning outcomes from the average of the experimental class 82,57 and control class 76,04. Thus, the hypothesis put forward acceptable significance level (α = 0.05). Thus, it can be concluded that the using of active learning model Course Review Horay influential on learning outcomes of biology at eighth grade students of SMP Negeri 10 Batam. Keywords: Course Review Horay, Biology Learning Outcomes.


Author(s):  
Rut Emi Febriyani Simamora ◽  
Lince Sihombing ◽  
Johannes Jefria Gultom

This study is aimed at finding out the effect of Collaborative Strategic Reading (CSR) on students’ achievement in reading comprehension on hortatory exposition text. Experimental design was applied in this research. The population was the 2014/2015 second year students (grade XI) of SMA Swasta YAPIM Medan. There were two paralel classes that consisted of 34 students. The total number of the population were 68 students. The total number of the sample were 68 students. The researcher selected the sample by using total sampling technique. The sample was divided into two groups, experimental group and control group. The experimental group was taught by using Collaborative Strategic Reading (CSR) strategy while the control group was taught without using Collaborative Strategic Reading (CSR) strategy. The data were taken by administering the pre-test and post-test to both control and experimental groups. These data were analyzed by using t-test. The result of computing the t-test obviously showed that t-observed (5.61) is higher than t-table (1.99) with the degree of freedom (df= 66) at the level significance 0.05. It means that the alternative hypothesis stating that there is a significant effect of Collaborative Strategic Reading (CSR) on students’ achievement in reading comprehension on hortatory exposition text is accepted. Keywords : Collaborative Strategic Reading, Reading Comprehension


Author(s):  
Hasanul Arifin Zul And Masitowarni Siregar

This thesis is focused on the investigation of the effect of applying animal cartoon pictures on students’ achievement in writing narrative text. This study aims to find whether applying animal cartoon pictures significantly affect the students’ writing achievement or not. The data in this study were obtained by administering a written test. The population was the 2015/2016 first year (grade XI) of SMA Swasta Nusantara Lubuk Pakam and 66 students were taken as the sample by using random sampling. The sample was divided into two groups, experimental and control groups. The experimental group was taught by applying animal cartoon pictures while the control group without animal cartoon pictures (x = lecturing). The data were taken the scores from the pre-test and post-test to both experimental and control groups. These data were analyzed by using t-test. The result of computing the t-test obviously showed that t-observed is higher than t-table (5.21 >1,67) with the degree of freedom 64 (df =N-2) at the level significance 0,05 one tail test. It showed that the application of animal cartoon pictures significantly affected the students of SMA Swasta Nusantara Lubuk Pakam achievement in writing narrative text.


Author(s):  
Indah Pratiwi And Lince Sihombing

This study is an attempt to discover the effect of applying Think-Talk-Write strategy on students’ achievement in writing descriptive text. The objective of this study were to find out whether applying Think-Talk-Write strategy affect the students’ achievement in writing descriptive text. This study was an experimental research. In conducting the research, the writer used 60 students of Al-Fattah Senior High School Medan as the sample. The 60 students were taken from two classes and they were divided into two groups namely the experimental group who was taught by using Think-Talk-Write strategy and the control group who was taught without Think-Talk-Write strategy. The data of the test were collected by administering written test. The data were analyzed by using t-test formula. The result of the analysis shows that the value of t-observed is higher than the value of t-table (2,3> 2,00 (α = 0.05)) with the degree of freedom (df) = N-2 = 58. It means that there is significant effect of applying Think-Talk-Write strategy on students’ achievement in writing descriptive text. So the alternative hypothesis (Ha) is accepted. The conclusion is that applying Think-Talk-Write strategy can encourage and increase the students’ achievement in writing descriptive text. Therefore, it is suggested that English teacher should try to apply this strategy.


Author(s):  
Veronika N. And Lince Sihombing

This study focused on finding out the effect of applying RAP (Read, Ask,Paraphrase) Strategy on students’ reading comprehension in reading analyticalexposition text. This study was conducted in experimental design. The populationof this research was the second year of students in SMA Swasta Katolik BudiMurni 2 Medan. There were seventy students of the second year senior highschool students as the sample of the research. This study was conducted with tworandomized groups namely Experimental Group and Control Group. Theexperimental group was taught by applying RAP Strategy, while the control groupwas taught by applying conventional strategy. The instrument of collecting thedata was multiple choice tests which consisted of 25 items. The data wereanalyzed by using t-test formula. The calculation shown that t-observed (5.36)was higher than t-table (1.994) at the level of significance (α) 0.05 with the degreeof freedom (df) 68. It means that there was a significant effect of applying RAPStrategy on students’ reading comprehension in reading analytical exposition text.


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