Premise: Two people on dirt bikes jumping dirt ramps with several people in the background .
Correct statement: It is likely that people watching a dirt biking competition .
Incorrect statement: It is unlikely that people watching a dirt biking competition .
Correct statement: There is a better than even chance that the dirt bikes are brand new .
Incorrect statement: It is improbable that the dirt bikes are brand new .
Correct statement: There is a very good chance that two people perform tricks on their dirt bikes while a group of people cheer
Incorrect statement: There is almost no chance that two people perform tricks on their dirt bikes while a group of people cheer
Correct statement: It is impossible that this race is for the championship trophy .
Incorrect statement: It is almost certain that this race is for the championship trophy .
Correct statement: There is a better than even chance that the riders are in a competition .
Incorrect statement: Chances are slight that the riders are in a competition .