This research is based on
the low level of critical thinking skills and learning outcomes of tenth grade online business and marketing in Marketing learning. The purpose of this research is to find
out: (1) the implementation of T reffinger in marketing learning of SMK 1 Bangkalan,
(2) knowing the improvement of students critical thinking skills in Marketing
learning, and (3) knowing the increase in Marketing learning outcomes through learning
models T reffinger .
This type of research is a
type of classroom action research model Kemmis & MC Taggart which was
conducted in 2 cycles through four stages of each cycle, namely planning,
implementation, observation, and reflection. The subject of this research is tenth grade online business and marketing as many as 18 students in SMK 1 Bangkalan . Data
collection techniques obtained from observation, documentation, and tests.
Technical quantitative data analysis using descriptive statistical analysis.
The results showed that:
(1) in the model of T reffinger development with basic competency marketing subjects the product life cycle was
well implemented. In the first cycle, the value of the learning coercion by the teacher was 70 with good enough criteria and then increased in the second cycle
the value of the implementation of teacher learning was 88,3 with the Good
criteria, (2) the application of the learning model T reffinger could improve critical thinking skills with the average
score on cycle I is 2,9 in good category (B) with a percentage of 61,11%, then
increases in cycle II with the average value of critical thinking ability of
3,5 in the excellent category (SB) with a percentage to
83,33% and (3) in the first cycle the learning outcomes experienced an increase
through the T reffinger model as learning evidenced by students classical learning
completeness, in the initial conditions 63,5% then increased in the first cycle
by 72,22% and the second cycle 88,9%. So that it can be concluded that the
learning model T reffinger can improve
critical thinking skills and student learning outcomes.
Keywords : Learning Model Treffiger , Critical Thinking Ability, Learning Outcomes