Premise: A boy in a blue hat and a yellow backpack is carrying a box while walking down the street .
Correct statement: There is almost no chance that the boy is carrying a box full of books .
Incorrect statement: It is probable that the boy is carrying a box full of books .
Correct statement: We doubt that a boy carries his lunch to school
Incorrect statement: It is probably the case that a boy carries his lunch to school
Correct statement: There is a very good chance that a boy has a light blue hat .
Incorrect statement: It is impossible that a boy has a light blue hat .
Correct statement: There is almost no chance that a young boy wearing a blue baseball cap walks down the street with a present in his hands .
Incorrect statement: It is certain that a young boy wearing a blue baseball cap walks down the street with a present in his hands .
Correct statement: Chances are about even that the box contains the boy 's lunch .
Incorrect statement: It is highly unlikely that the box contains the boy 's lunch .