Premise: Three people in various stages of swimming strokes race along colorful lane markers .
Correct statement: There is a better than even chance that three people are trying to win a medal at a swim meet .
Incorrect statement: Chances are slight that three people are trying to win a medal at a swim meet .
Correct statement: We believe that the people here are racing at a swim meet .
Incorrect statement: It is impossible that the people here are racing at a swim meet .
Correct statement: It is highly unlikely that a swim race is underway and the lane markers represent their individual country of origin .
Incorrect statement: It is certain that a swim race is underway and the lane markers represent their individual country of origin .
Correct statement: It is highly unlikely that three people are in the finals of a swim meet .
Incorrect statement: Chances are about even that three people are in the finals of a swim meet .
Correct statement: Chances are slight that the people are doing the back stroke .
Incorrect statement: It is probably the case that the people are doing the back stroke .