The purpose of this research is to investigate the impact of two test formats summary writing and open-ended
questions on students’ reading performance and its relationship to students’ English language proficiency. An
expository passage was used for two test formats. In addition a reading component of TOEFL test was applied to
investigate students’ English language proficiency on 35 postgraduate students. Based on descriptive and inferential
statistics, the findings were revealed that there was no significant difference of the test takers’ reading performance
on the two test methods of summary writing and open-ended questions. In addition, results of t-test for the two test
methods was significant (p