The final semester test of mathematics subject in vocational high school, how difficult is it?

Abstract

Progression, result, and completeness of student learning can be assessed through a final semester assessment. In order to make a good assessment, the quality of test items is needed. This study aimed to describe the characteristics of the final semester test items used in “Indonesia” Yogyakarta Vocational High School. This study was a quantitative research with explorative descriptive type. The data obtained from the set of mathematics final semester test items used in grade XI “Indonesia” Yogyakarta Vocational High School along with student response. Documentation was applied for data collection. The set of test items was validated by 3 experts and its characteristics were analyzed with classical test theory. The results showed that the content validation is 0.82 invalid categories. Coefficient reliability is 0.77 at a reliable degree. Test items that have easy difficulty level are 4 items, the medium difficulty level are 21 items, and the difficulty level is difficult as many as 4 items. Item discrimination on item test showed that 21 items are included in the good category and 8 items are not good. The distractor of multiple-choice items worked effectively.