Premise: They swim laps across the pool .
Correct statement: It is unlikely that some people swim laps in a race across the pool
Incorrect statement: It is likely that some people swim laps in a race across the pool
Correct statement: It is highly unlikely that the boys are on the swim team .
Incorrect statement: There is a very good chance that the boys are on the swim team .
Correct statement: Chances are about even that a swim team taking laps across a pool .
Incorrect statement: It is almost certain that a swim team taking laps across a pool .
Correct statement: It is probably not the case that kids are playing in a pool .
Incorrect statement: It is certain that kids are playing in a pool .
Correct statement: It is probably not the case that a couple of girls are swimming in a swimming pool .
Incorrect statement: It is probable that a couple of girls are swimming in a swimming pool .