Premise: People running in a marathon in running clothes .
Correct statement: There is a better than even chance that there are people running a marathon for charity .
Incorrect statement: There is little chance that there are people running a marathon for charity .
Correct statement: It is highly unlikely that the marathon just began
Incorrect statement: It is highly likely that the marathon just began
Correct statement: There is a very good chance that the people are in exercise clothes .
Incorrect statement: We doubt that the people are in exercise clothes .
Correct statement: It is impossible that a group of people running in a competition indoors .
Incorrect statement: There is a very good chance that a group of people running in a competition indoors .
Correct statement: It is highly unlikely that people running in a marathon are almost finished .
Incorrect statement: It is almost certain that people running in a marathon are almost finished .