Carol is asked to rate her husband in terms of how he is with the household chores. because she cannot think of a single instance of behavior, she gives him a very low rating. carol relied on to make her judgment.

The availability heuristic
 It is a mental shortcut that basis judgement on the available memorabe examples. In availability heuristic,  a great deal of importance is placed on the notions that something that is recalled is important and that which can not be recalled is not.

Afine-grained igneous rock forms as a result of slow cooling.