Premise: Three people stand in front of a river by a city while one throws something into it .
Correct statement: It is highly unlikely that one guy tries skipping stones
Incorrect statement: It is probably the case that one guy tries skipping stones
Correct statement: It is impossible that a boy throws a tire in a river
Incorrect statement: It is certain that a boy throws a tire in a river
Correct statement: It is probable that the people are all adults .
Incorrect statement: It is impossible that the people are all adults .
Correct statement: It is impossible that the body of water that is shown is the Mississippi River .
Incorrect statement: We believe that the body of water that is shown is the Mississippi River .
Correct statement: There is a better than even chance that the river is deep
Incorrect statement: Chances are slight that the river is deep