Students who are most likely to stop studying too soon. overestimate their performance provide accurate assessments of their performance rely primarily on self-judgments underestimate their performance

Students who overestimate their performance are most likely to stop studying too soon.

Explanation:

Whenever a person overestimates their performance in any area they tend to have the feeling that they have done well with too little effort which normally makes them stop working, studying or trying too soon, this does not let them reach their maximum potential, as they do not consider that they must go the extra mile.