Analysis of MCQs in Summative Exam in English: Difficulty Index, Discrimination Index and Relationship between them

This paper aims to assess the quality of a summative test items improve its ability measure students' knowledge acquisition. was used in English subject for11th grade students. study administered at Western district secondary school Saudi Arabia. The consisted  22 multiple-choice questions collect data from 94 students randomly. Kuder-Richardson Formula 20 (KR-20) for items, determine internal consistency reliability, which reaches good reliability α = 0.70. Difficulty and discrimination indices were as well evaluate test. In addition, relationships between difficulty are measured. index analysis showed that 50% average level, while rest fluctuate among too difficult, moderately easy levels. Moreover, 45.0% other ranged differently poor, acceptable, excellent Pearson correlation coefficient (r) estimate relationship has value (-0.936), indicates there is statistically significant level (α≤0.05) question To enhance this test, better acquisition, recommends with difficult levels index, poor be reviewed modified by experts. reevaluation content validity an teacher could further well.