When grading final exams, Professor Henry Jones notices that most students scored well on the content he presented in his first lecture of the semester, but scored low on concepts from last week's class. What explains the discrepancy in the students' memories?

Recency effect

Explanation:

Recency effect is the belief that audience's retention of information or ideas or in short-term memory is dependent on the order of presentation. More recently acquired information are easily and well remembered to make judgement or decision than the earlier acquired information.