Newman Procedure dalam Menganalisis Kesalahan Siswa SMP dalam Menyelesaikan Soal Setara PISA

Abstract

This study aims to identify students’ errors in solving problem equals to PISA’s based on Newman procedures. Qualitative-descriptive research was used in conducting this study and the subjects were third-grade students at SMP Unggul Sigli in year 2017/2018. Data was collected using tests and interviews. The instrument of this study was a sheet consisting of 5 (five) mathematical questions that composed equivalent to PISA’s problem. Analyzing students’ errors was guided by analyzing procedures developed by Newman which contain 5 (five) kinds of error, they are (1) reading error; (2) understanding error; (3) transformation error; (4) processing skill error; and (5) writing error. The result showed the percentage of each kind of errors made by students which detailed as follows, reading error comprised 37,1% of students; error in problem understanding made up 47%; 73% of subjects made error in transforming; 80% of students had error in processing; and error in writing final answer made up 78,1% of them. By analyzing the percentage, it is identified that the three most common mistakes are processing error, transformation error, and error in writing a final answer.