attritionthe gradual reduction in numbers, especially of students who leave before completing a courseHigh attrition rates in first-year courses are a major concern for university administrators.NoteHigh attrition rates in first-year courses are a major concern for university administrators.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now