The influence of roommates on one another is great. Your roommate will likely challenge your confidence, encourage you to become more tolerant and facilitate changes in your attitudes.
Roommates even affect each other's study habits.
If you enter a room and your roommate is studying, chances are 3 in 4 that you will also sit down and study. Roommate conflict and incompatibility are correlated positively with academic difficulty and low achievement. Likewise roommate compatibility is associated with high achievement. Furthermore, high achievers bring up low achievers but the reverse is generally not true. Anticipate problem areas and discuss the ground rules .