“...-posttest quasi-experimental designs were used in this research. The instruments used in the research...”
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“..., and the instruments included professional-based ability test, a test for the learning achievements of “Machinery...”
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“... for mechanical students in vocational high school. The instruments of this research were consisted of basic...”
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“.... The instruments of this research were consisted of basic professional ability analysis, “Engineering Drawing...”
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“...- experimental design was used for the study, and the method included a pretest and a posttest. The instruments...”
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