?url_ver=Z39.88-2004&rft_id=2113024081&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+PROBLEM-BASED+LEARNING+PADA+MATERI+EKOSISTEM+KELAS+X+TERHADAP+KEMAMPUAN+BERPIKIR+KRITIS+PESERTA+DIDIK+(THE+EFFECT+OF+PROBLEM-BASED+LEARNING+ON+ECOSYSTEM+MATERIAL+IN+GRADE+X+ON+STUDENTS'+CRITICAL+THINKING+ABILITIES)&rft.creator=Adinda+Mutia%2C+Rahma&rft.subject=507+Pendidikan%2C+penelitian%2C+topik+terkait+ilmu+pengetahuan+alam&rft.subject=570+Biologi&rft.description=Penelitian+ini+bertujuan+untuk+mengetahui+pengaruh+dari+penerapan+model+problem-based+learning+(PBL)+pada+materi+ekosistem+kelas+X+terhadap+kemampuan+berpikir+kritis+peserta+didik.+Sampel+terdiri+dari+dua+kelas+yaitu+kelas+X.G+sebagai+kelas+eksperimen+dan+kelas+X.F+sebagai+kelas+kontrol.+Sampel+penelitian+diambil+dengan+teknik+purposive+sampling.+Desain+penelitian+yang+digunakan+yaitu+quasi+eksperiment+dengan+bentuk+pretest-posttest+non-equivalent+control+group+design.+Jenis+data+pada+penelitian+ini+berupa+data+kualitatif+dan+kuantitatif.+Instrument+yang+digunakan+yaitu+soal+pretest+dan+posttest+serta+angket+tanggapan+peserta+didik.+Hasil+penelitian+menunjukkan+bahwa+penerapan+model+PBL+pada+materi+ekosistem+berpengaruh+terhadap+kemampuan+berpikir+kritis+peserta+didik%2C+dengan+rata-rata+nilai+N-gain+kelas+eksperimen+sebesar+0%2C77+(tinggi)%2C+lebih+tinggi+dibandingkan+kelas+kontrol+dengan+rata-rata+N-gain+0%2C63+(sedang).+Dilakukan+juga+uji+pengaruh+(Effect+Size)+yang+menunjukkan+nilai+1%2C55+(berpikir+kritis)+dengan+interpretasi+efektivitas+besar.+Sedangkan+hasil+angket+tanggapan+peserta+didik+terhadap+penerapan+PBL+juga+menunjukkan+respon+positif+dengan+kategori+sangat+tinggi.+Dengan+demikian%2C+dapat+disimpulkan+bahwa+pembelajaran+dengan+model+PBL+pada+materi+ekosistem+berpengaruh+terhadap+kemampuan+berpikir+kritis+peserta+didik.+(This+study+aims+to+determine+the+effect+of+the+application+of+the+problem-based+learning+(PBL)+model+on+the+ecosystem+material+of+class+X+on+students'+critical+thinking+skills.+The+sample+consisted+of+two+classes%2C+namely+class+X.G+as+the+experimental+class+and+class+X.F+as+the+control+class.+The+research+sample+was+taken+using+a+purposive+sampling+technique.+The+research+design+used+was+a+quasi-experimental+with+a+pretest-posttest+non-equivalent+control+group+design.+The+types+of+data+in+this+study+were+qualitative+and+quantitative+data.+The+instruments+used+were+pretest+and+posttest+questions+and+student+response+questionnaires.+The+results+of+the+study+showed+that+the+application+of+the+PBL+model+to+the+ecosystem+material+had+an+effect+on+students'+critical+thinking+skills%2C+with+an+average+N-gain+value+of+the+experimental+class+of+0.77+(high)%2C+higher+than+the+control+class+with+an+average+N-gain+of+0.63+(moderate).+An+effect+test+(Effect+Size)+was+also+carried+out+which+showed+a+value+of+1.55+(critical+thinking)+with+an+interpretation+of+great+effectiveness.+Meanwhile%2C+the+results+of+the+student+response+questionnaire+to+the+application+of+PBL+also+showed+a+positive+response+with+a+very+high+category.+Thus%2C+it+can+be+concluded+that+learning+with+the+PBL+model+on+ecosystem+material+has+an+effect+on+students'+critical+thinking+skills).&rft.publisher=FAKULTAS+KEGURUAN+DAN+ILMU+PENDIDIKAN&rft.date=2025-04-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88300%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88300%2F2%2FSKRIPSI%2520FULL_Adinda%2520Mutia%2520Rahma.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F88300%2F3%2FSKRIPSI%2520TANPA%2520PEMBAHASAN_Adinda%2520Mutia%2520Rahma.pdf&rft.identifier=++Adinda+Mutia%2C+Rahma++(2025)+PENGARUH+PROBLEM-BASED+LEARNING+PADA+MATERI+EKOSISTEM+KELAS+X+TERHADAP+KEMAMPUAN+BERPIKIR+KRITIS+PESERTA+DIDIK+(THE+EFFECT+OF+PROBLEM-BASED+LEARNING+ON+ECOSYSTEM+MATERIAL+IN+GRADE+X+ON+STUDENTS'+CRITICAL+THINKING+ABILITIES).++FAKULTAS+KEGURUAN+DAN+ILMU+PENDIDIKAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F88300%2F