Premise: Six people in a boat floating in the water .
Correct statement: It is probably not the case that people floating on river boat
Incorrect statement: It is almost certain that people floating on river boat
Correct statement: It is probably not the case that people are in a white boat .
Incorrect statement: It is probably the case that people are in a white boat .
Correct statement: Chances are about even that a group of people are boating on a lake .
Incorrect statement: It is certain that a group of people are boating on a lake .
Correct statement: Chances are slight that people are fishing .
Incorrect statement: It is almost certain that people are fishing .
Correct statement: It is impossible that six people waiting to be rescued sit in a floating boat in the water .
Incorrect statement: It is highly likely that six people waiting to be rescued sit in a floating boat in the water .