2. Sample
Sample is part of population which has characteristics or particular circumstances which will be investigated Nanang Martono, 2012: 74.
There are three grades in Accounting Study Program. In implement this research, grade X Accounting II used as grade of instrument trial, grade X
Accounting I as a control group, and grade X Accounting III as experimental group.
F. Operational Definitions
1. Learning outcomes
Learning outcome is the success rate of student learning in accounting subjects. Learning outcome which referred to in this research is score of
pretest and posttest in the subject Introduction to Finance and Accounting in the material Payback Period and Net Present Value NPV Accounting
in grade X SMK Negeri 1 Wonosobo academic year of 20142015. Pretest and posttest data gained from achievement test and observation sheet.
2. Identity Style
Identity Style is a method that is used by researcher in measuring the level of students
‟ response to the use of learning methods used by the teachers in the subject Introduction to Finance and Accounting in the
material Payback Period and Net Present Value NPV in grade X Accounting SMK Negeri 1 Wonosobo academic year of 20142015. This
method is useful to see difference of students ‟ learning outcomes of
cooperative learning methods type Teams Games Tournament TGT compared with using conventional learning methods with Identity Style
which are owned by each student. Type of Identity Style includes Informational Style, Normative Style and Diffuse-Avoidance Style.
Informational Style is an identity of a person where he always analyzes the received information. Normative Style is an identity of a person where he
tends to rely on opinions of others in processing information obtained. Diffuse-Avoidance Style is an identity of a person where it is always
controlled by situation. Measurement of student‟ identity style used
questionnaire. The questionnaire arranged based on Identity Style
Inventory which created by Berzonsky. 3.
Cooperative Learning Method type Teams Games Tournament TGT
Cooperative Learning Methods type Teams Games Tournament TGT is learning method which has components of class presentation, team,
game, tournament and team recognition. This method provides opportunity for the teacher to use competition in constructivepositive atmosphere.
Students will also be aware that competition is something that always they face all of time, but this method gives them rules and strategies to compete
as an individual after receiving help from their friends. They build dependency or trust in their team that giving them opportunity to feel
confident when they are competing in tournament.
G. Research Procedures
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