Premise: A person riding their bicycle up a dirt mound while two other people are in the background watching .
Correct statement: There is a better than even chance that the two watchers are waiting to ride the bicycle .
Incorrect statement: There is almost no chance that the two watchers are waiting to ride the bicycle .
Correct statement: We believe that a person is racing bicycles on a dirt track .
Incorrect statement: It is impossible that a person is racing bicycles on a dirt track .
Correct statement: There is a better than even chance that the person is a woman
Incorrect statement: There is almost no chance that the person is a woman
Correct statement: It is impossible that he is about to perform a trick
Incorrect statement: It is certain that he is about to perform a trick
Correct statement: There is a very good chance that two people are watching a professional bike rider do tricks .
Incorrect statement: We doubt that two people are watching a professional bike rider do tricks .