PENGARUH PEMBELAJARAN PROBLEM BASED LEARNING (PBL) TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA KELAS X SMA NEGERI 6 SURAKARTA TAHUN PELAJARAN 2012/2013
ABSTRACT: This research
is to know the effect of studying Problem Based Learning (PBL) to tenth grade of SMA Negeri 6 Surakarta
students critical thingking ability in
academic year 2012/2013. This research include on
Quasy Experiment with the research design posttest only non equivalent
group design. This research applies Problem Based Learning (PBL) to the
experiment group and variative communication method learning to control group.
The population research is the whole of tenth students of SMA 6 Surakarta year 2012/2013. The
withdrawal sample technic is
sampling cluster and
is taken two clasess the
experiment group and control group. The data collection technic
uses test technic
to know the
environment pollution and
the measure the students’ critical ability, the school
documentation as the first ability used to test the balace, and observation sheet
to see the
doing activity in
the form of:
the students’ action,
ability, and attitude. Hypothesis
test uses T-test with SPSS 16 program.
This research results
is to show
that through application
learning Problem Based Learning, students
participate actively in the learning
process. The hypothesis
test results the conclusion test
(sig) 0,05 until
the HO is refused. This
means that the
average result critical ability between
control class and
experiment class are
different. The pronouncement
is also supported descriptively
that is form
the average value
of critical ability
in the amount
of 76.14862 for the experiment class and 83.24593 for the control class.
This research concludes
that Problem Based
Learning affects to
the tenth students' critical ability of SMAN 6
Surakarta year 2012/2013.
Penulis: Lia Ullynuha, Baskoro
Adi Prayitno, Joko Ariyanto
Kode Jurnal: jpbiologidd150269
