JESTIA, LUSIANA (2026) PENGARUH MODEL PEMBELAJARAN PROJECT BASED LEARNING (PjBL) TERHADAP KEMAMPUAN BERPIKIR KRITIS PADA MATA PELAJARAN BAHASA INDONESIA KELAS V MIN 8 BANDAR LAMPUNG. Diploma thesis, UIN RADEN INTAN LAMPUNG.
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Abstract
ABSTRAK Penelitian ini dilatarbelakangi oleh rendahnya kemampuan berpikir kritis peserta didik pada mata pelajaran Bahasa Indonesia. Salah satu upaya yang dapat dilakukan untuk meningkatkan kemampuan berpikir kritis peserta didik adalah dengan menerapkan model pembelajaran yang inovatif dan berpusat pada peserta didik, yaitu model pembelajaran Project Based Learning (PjBL). Penelitian ini bertujuan untuk mengetahui pengaruh model pembelajaran Project Based Learning (PjBL) terhadap kemampuan berpikir kritis pada mata pelajaran Bahasa Indonesia kelas V di MIN 8 Bandar Lampung. Metode penelitian yang digunakan yaitu pendekatan kuantitatif dengan jenis penelitian quasi experimental design menggunakan bentuk pretest-posttest control group design. Penelitian dilaksanakan pada dua kelas, yaitu kelas eksperimen (V A) yang berjumlah 37 peserta didik dan kelas kontrol (V B) yang berjumlah 37 peserta didik. Teknik pengambilan sampel menggunakan purposive sampling. Instrumen penelitian berupa soal essay yang telah diuji validitas, reliabilitas, tingkat kesukaran, dan daya pembeda. Hasil uji reliabilitas menunjukkan nilai Cronbach‟s Alpha sebesar 0,845 pada pretest dan 0,928 pada posttest, sehingga instrumen dinyatakan reliabel. Analisis data dilakukan melalui uji normalitas, uji homogenitas, uji N-Gain, dan uji hipotesis menggunakan Independent Sample t-test dengan bantuan IBM SPSS Statistics 25. Hasil penelitian menunjukkan bahwa data berdistribusi normal dengan nilai signifikansi Shapiro-Wilk pada pretest kelas eksperimen sebesar 0,088, posttest kelas eksperimen sebesar 0,185, pretest kelas kontrol sebesar 0,091, dan posttest kelas kontrol sebesar 0,115. Selain itu, hasil uji homogenitas memperoleh nilai signifikansi sebesar 0,794 yang menunjukkan bahwa data bersifat homogen. Hasil uji N-Gain menunjukkan bahwa kelas eksperimen memperoleh ratarata sebesar 66,22% dengan kategori sedang, sedangkan kelas kontrol memperoleh rata-rata sebesar 30,30% dengan kategori rendah. Selanjutnya, hasil uji hipotesis menggunakan Independent Sample ttest diperoleh nilai signifikansi (Sig. 2-tailed) sebesar 0,000 < 0,05 dengan nilai t hitung sebesar 9,403 dan mean difference sebesar 13,649. Berdasarkan hasil penelitian tersebut, dapat disimpulkaniii bahwa model pembelajaran Project Based Learning (PjBL) berpengaruh signifikan terhadap kemampuan berpikir kritis peserta didik pada mata pelajaran Bahasa Indonesia kelas V di MIN 8 Bandar Lampung. ABSTRACT This research was motivated by the low critical thinking skills of students in Indonesian language learning. One effort that can be made to improve students‟ critical thinking skills is by applying an innovative and student-centered learning model, namely the Project Based Learning (PjBL) model. This study aimed to determine the effect of the Project Based Learning (PjBL) model on students‟ critical thinking skills in the Indonesian language subject for fifthgrade students at MIN 8 Bandar Lampung. This study used a quantitative approach with a quasi-experimental research design in the form of a pretest-posttest control group design. The research was conducted in two classes, namely the experimental class (V A) consisting of 37 students and the control class (V B) consisting of 37 students. The sampling technique used was purposive sampling. The research instrument consisted of essay tests that had been tested for validity, reliability, difficulty level, and discriminating power. The reliability test results showed that the Cronbach‟s Alpha value was 0.845 for the pretest and 0.928 for the posttest, indicating that the instrument was reliable. Data analysis was conducted through normality testing, homogeneity testing, N-Gain testing, and hypothesis testing using the Independent Sample t-test with the assistance of IBM SPSS Statistics 25. The results showed that the data were normally distributed, with Shapiro-Wilk significance values of 0.088 for the experimental class pretest, 0.185 for the experimental class posttest, 0.091 for the control class pretest, and 0.115 for the control class posttest. In addition, the homogeneity test result obtained a significance value of 0.794, indicating that the data were homogeneous. The N-Gain test results showed that the experimental class obtained an average score of 66.22% in the moderate category, while the control class obtained an average score of 30.30% in the low category. Furthermore, the hypothesis test using the Independent Sample t-test obtained a significance value (Sig. 2-tailed) of 0.000 < 0.05, with a t-count value of 9.403 and a mean difference of 13.649. Based on these findings, it can be concluded that the Project Based Learning (PjBL) model has a significant effect on students‟ critical thinking skills in the Indonesian language subject for fifth-grade students at MIN 8 Bandar Lampung.
| Item Type: | Thesis (Diploma) |
|---|---|
| Subjects: | Pendidikan Guru Madrasah Ibtidaiyah |
| Divisions: | Fakultas Tarbiyah dan Keguruan > Pendidikan Guru Madrasah Ibtidaiyah |
| Depositing User: | LAYANAN PERPUSTAKAAN UINRIL REFERENSI |
| Date Deposited: | 26 Aug 2026 06:27 |
| Last Modified: | 26 Aug 2026 06:27 |
| URI: | https://repository.radenintan.ac.id/id/eprint/46258 |
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