Gusvarini, Elsa Putri
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Perbedaan Hasil Belajar Siswa dengan Model Pembelajaran Think Talk Write dan Pembelajaran Ekspositori di Kelas VII SMP Negeri 15 Kota Bengkulu Gusvarini, Elsa Putri; S, M. Fachruddin; Muchlis, Effie Efrida
JP2MS Vol 1 No 2 (2017): Desember
Publisher : Program Studi S1 Pendidikan Matematika FKIP Universitas Bengkulu

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (488.706 KB) | DOI: 10.33369/jp2ms.1.2.155-162

Abstract

Abstrak Penelitian ini bertujuan untuk mengetahui perbedaan hasil belajar siswa antara model pembelajaran think talk write dan pembelajaran ekspositori di Kelas VII SMP Negeri 15 Kota Bengkulu. Populasi pada penelitian ini adalah siswa kelas VII SMP Negeri 15Kota Bengkulu tahun ajaran 2016/2017. Sampel diambil dengan teknik purposive samplingsehingga diperolehkelas VII A sebagai kelas eksperimen dan VII B sebagai kelas kontrol. Teknik pengumpulan data menggunakan tes. Instrumen penelitian berupa posttest berbentuk soal uraian. Instrumen posttest di uji cobakan di kelas uji coba, lalu dilakukan analisis dengan uji validitas (empiris), uji reliabilitas, uji tingkat kesukaran dan uji daya pembeda soal.Hasil posttest menunjukkan kelas kontrol dengan jumlah siswa 33 orang, memperoleh rata-rata hasil belajar siswa 60,70 dan varians 119,04. Sedangkan kelas eksperimen dengan jumlah siswa 32 orang, memperoleh rata-rata hasil belajar siswa 75,88 dan varians 70,71Teknik analisis data yang digunakan adalah uji prasyarat analisis yang terdiri dari uji normalitas dan uji homogenitas. Kemudian pengujian hipotesis menggunakan uji-t satu pihak. Berdasarkan perhitungan uji-t satu pihak dengan taraf signifikan 5% dan derajat kebebasan 63 diperoleh  maka dapat disimpulkan bahwa terdapat perbedaan yang signifikan antara rata-rata hasil belajar siswa dengan menggunakan model pembelajaran think talk write dan pembelajaran ekspositori di kelas VII SMP Negeri 15 Kota Bengkulu. Kata Kunci:hasil belajar, think talk write, ekspositori  AbstractThe purpose of this study was to investigate the differences of learning outcomes ability between students given model of learning ThinkTalk-Write with Expository in first grade of SMP Negeri 15 Bengkulu city. The population was first grade of SMP Negeri 15 Bengkulu city in the academic year 2016/2017. Then by using purposive sampling technique, VII A was selected as the experimental class and VII B as the control class. Data collecting technique was test. The instrument was essay posttest. The posttest instrument had tested in a trial class, then analyzed its validity, reliability, level of difficulty and discrimination power. The results showed that 33 students of control class got the scores about 60,70 with variances 119,04 while 32 students of experimental class got 75,88 with variances 93,08. Data analysis was performed by precondition testing analysis which consisted of normality and homogeneity testing. Then, the hypothesis was tested by using one side t-test. Based on the calculation of two side t-test with 5% of significant level and 63 of independent degree resulted tcount = 6,269> ttable = 1.998 then it was concluded that in the first grade of SMP Negeri 15 Bengkulu city, there is a signignificant difference between learning outcomes of students who were given model of learning Think-Talk-Write and  than the students who were given model of learning Expository. Keyword :learning outcomes. think talk write, expository
Ethnomatematics-Based Learning Media for Junior High School Mathematics using Rejang Lebong as Bengkulu Traditional House Gusvarini, Elsa Putri; Zamzaili, Zamzaili; Haji, Saleh
Jurnal Pendidikan MIPA Vol 23, No 4 (2022): Jurnal Pendidikan MIPA
Publisher : FKIP Universitas Lampung

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Abstract

The purpose of this research is to develop the mathematics learning media with ethnomathematics base for SMP (Junior High School) students at traditional house of Rejang Lebong and the media must valid, practice and effective. The research which used is research which developed by using ADDIE model with 5 steps, they are: (1) Analysis, (2) Design, (3) Development, (4) Implementation, and (5) evaluation. The subjects in this research are 24 students of class VIII of SMP Negeri 36 Rejang Lebong. The data instrument which collected in this research consist of validity sheet, practical sheet and a sheet of concept understanding capability test. Data are analyzed by using descriptive statistics to describe the average from students’ concept understanding. Validity is analyzed by using Aiken Index. The result shows that mathematics learning media with ethnomathematics base at Rumah Adat Rejang Lebong is Valid with average Aiken Index score on material aspect is 0,81 and media aspect is 0,92 with valid criteria. Learning media has practical criteria from the teacher and students’’ point of view. Interactive learning media product with ethnomathematics has followed the effective criteria according to students’ capability in understanding the concept. It is showed from the percentage of students’ completeness achievement is 82,68% with average score is 83,33.Keywords: development research, ethnomathematics, rumah adat, concept understandingDOI: http://dx.doi.org/10.23960/jpmipa/v23i4.pp1382-1394