Premise: A punk rocker screaming on stage at concert .
Correct statement: We doubt that a rocker plays a sold out concert .
Incorrect statement: It is likely that a rocker plays a sold out concert .
Correct statement: It is highly likely that the concert is heavily attended by lovers of punk music .
Incorrect statement: There is almost no chance that the concert is heavily attended by lovers of punk music .
Correct statement: It is certain that a rock group is performing tonight .
Incorrect statement: There is little chance that a rock group is performing tonight .
Correct statement: It is probably not the case that the punk rocker is playing before a full house .
Incorrect statement: It is certain that the punk rocker is playing before a full house .
Correct statement: It is impossible that the punk rocker has a purple mohawk .
Incorrect statement: It is probably the case that the punk rocker has a purple mohawk .