PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH DAN KOMUNIKASI MATEMATIS SISWA SMP DENGAN MENGGUNAKAN PEMBELAJARAN BERBASIS MASALAH

Zaiyar, Muhammad (2015) PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH DAN KOMUNIKASI MATEMATIS SISWA SMP DENGAN MENGGUNAKAN PEMBELAJARAN BERBASIS MASALAH. Masters thesis, UNIMED.

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Abstract

Tujuan dari penelitian ini untuk mengetahui: (1) peningkatan kemampuan pemecahan masalah matematika antara siswa yang diberi model pembelajaran berbasis masalah dengan siswa yang diberi model pembelajaran langsung, (2) peningkatan kemampuan komunikasi matematik antara siswa yang diberi model pembelajaran berbasis masalah dengan siswa yang diberi model pembelajaran langsung, (3) mendeskripsikan kadar aktivitas aktif siswa selama proses model pembelajaran berbasis masalah, (4) proses penyelesaian jawaban yang dibuat siswa dalam menyelesaikan masalah pada model pembelajaran berbasis masalah dan model pembelajaran langsung.Penelitian ini merupakan penelitian semi eksperimen. Populasi penelitian ini adalah siswa kelas VII SMP yang berakreditasi B di Kota Langsa. Secara acak, dipilih dua sekolah sebagai subyek penelitian, yaitu SMP Negeri 5 Langsa dan SMP Negeri 9 Langsa. Kemudian secara acak dipilih dua kelas dari tujuh kelas. Kelas eksperimen diberi perlakuan model pembelajaran berbasis masalah dan kelas kontrol diberi perlakuan model pembelajaran langsung. Instrumen yang digunakan terdiri dari: (1) tes kemampuan pemecahan masalah matematika, (2) tes kemampuan komunikasi matematik dan (3) lembar observasi. Instrumen tersebut dinyatakan telah memenuhi syarat validitas isi, serta koefisien reliabilitas sebesar 0,92 dan 0,96 berturut-turut untuk kemampuan pemecahan masalah matematika dan komunikasi matematik. Analisis data dilakukan dengan analisis kovarian (ANACOVA) dan analisis varian (ANAVA). Hasil penelitian menunjukkan bahwa: (1) Terdapat peningkatan kemampuan pemecahan masalah matematika antara siswa yang diberi model pembelajaran berbasis masalah dengan siswa yang diberi model pembelajaran langsung. Hal ini terlihat dari hasil ANACOVA untuk Fhitung = 41,48 lebih besar Ftabel adalah 3,92. Konstanta persamaan regresi untuk model pembelajaran berbasis masalah yaitu 28,73 lebih besar dari model pembelajaran langsung yaitu 23,77. (2) Terdapat peningkatan kemampuan komunikasi matematik antara siswa yang diberi model pembelajaran berbasis masalah dengan siswa yang diberi model pembelajaran langsung. Hal ini terlihat dari hasil ANACOVA untuk Fhitung = 20,45 lebih besar Ftabel adalah 3,92. Konstanta persamaan regresi untuk model pembelajaran berbasis masalah yaitu 11,09 lebih besar dari model pembelajaran langsung yaitu 8,00, (3) Kadar aktivitas aktif siswa telah memenuhi waktu persentase ideal yang ditetapkan dalam bab III, (4) Proses penyelesaian jawaban siswa yang pembelajaranya dengan mengunakan model pembelajaran berbasis masalah lebih bervariasi dibandingkan dengan model pembelajaran langsung.

Item Type: Thesis (Masters)
Additional Information: 510.071 2 Zai p
Uncontrolled Keywords: Model Pembelajaran Berbasis Masalah; Pemecahan Masalah; dan Komunikasi Matematis
Subjects: L Education > LB Theory and practice of education > LB1025 Teaching (Principles and Practice)
L Education > LB Theory and practice of education > LB1603 Secondary Education. High schools
Q Science > QA Mathematics
Divisions: Program Pasca Sarjana > Pendidikan Matematika
Depositing User: Mr Renaldi Syafaruddin Akbar
Date Deposited: 09 Apr 2016 08:13
Last Modified: 09 Jun 2016 05:49
URI: https://digilib.unimed.ac.id/id/eprint/4561

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