An Error Analysis in Constructing Noun Clause Made by Fifth Semester Student of English Department at STAIN Zawiyah Cot Kala Langsa, Academic Year 2014/2015

English Department at STAIN Zawiyah Cot Kala Langsa , academic year 2014 / 2015. The purpose of this study is to find out the types of errors and the causes of error made by students. The population of this study is the fifth semester students of English Deparment at STAIN Zawiyah Cot Kala Langsa. The writer selected 5 students from each unit based on number unit in the fifth semester that is six unit to be the sample of this study. In analyzing the data, the writer used percentage system. The data analysis show that the percentage calculation of students errors on constructing the sentences into noun clause items is 96% percent with the average students’ errors is 32% percent. The everage students’ errors in identifying the noun clause in multiple choice item is 39%. The average errors that made by fifth semester is 71% that obtained from sum of students errors in constructing the sentences into noun clauses and identifying noun clauses in multiple choice items. The types of errors made by fifth semester are (a) the errors of omission, (b) errors of addition, (c) errors of ordering, (d) errors of selection, (e) errors of false concepts hypothezised. And the causes of the errors is due to intralingual interference.