Premise: a quad launches from a dirt jump .
Correct statement: It is certain that a quad is riding in the dirt .
Incorrect statement: It is highly unlikely that a quad is riding in the dirt .
Correct statement: There is a very good chance that the person riding the vehicle is fairly experienced at it .
Incorrect statement: There is little chance that the person riding the vehicle is fairly experienced at it .
Correct statement: There is almost no chance that there is a red quad runner launching over a body of water on a dirt jump .
Incorrect statement: It is almost certain that there is a red quad runner launching over a body of water on a dirt jump .
Correct statement: It is highly unlikely that the quad is in a trick competition .
Incorrect statement: It is certain that the quad is in a trick competition .
Correct statement: There is a very good chance that there is a man watching .
Incorrect statement: We doubt that there is a man watching .