Research article
Psychometric Properties of Working Memory Test for Cycle Two (Grades 5-7) of Basic Education in Muscat Governorate in Oman
The study aimed to develop a test to measure working memory for students in grades 5-7 in Basic Education and examine its psychometric properties. The study aimed also to develop the required norm scores for score interpretation. The sample consisted of 300 male and female students from grades 5, 6 and 7 in Muscat gove …