How students’ perceptions of teaching quality in one subject are impacted by the grades they receive in another subject: Dimensional comparisons in student evaluations of teaching quality.

According to dimensional comparison theory (DCT), students evaluate their ability in one domain (e.g., math) by comparing their achievement in that domain with their achievement in other domains (e.g., English). Primarily in research on students’ academic self-concept, these comparison processes have been found to lead to positive associations within subjects (e.g., the better the student’s achievement in math, the higher that student’s math...