Bob stands up, raises his hands in the air and yells at the top of his lungs. if you know that he is doing this at a well-attended baseball game, you don't necessarily think that this information provides you with much information about bob's personality. however, if you are told that bob does this while waiting in line for groceries at the supermarket, this same behavior has more impact on your estimation of what kind of person bob is. this second instance of bob's behavior best demonstrates how appears to contribute significantly to inferences regarding personality.