Premise: A large group of protesters sitting in front of a sign reading `` We are demanding '' .
Correct statement: It is impossible that the sign is yellow .
Incorrect statement: It is probably the case that the sign is yellow .
Correct statement: It is highly likely that sign reflects protest group 's demands .
Incorrect statement: There is almost no chance that sign reflects protest group 's demands .
Correct statement: It is impossible that the people sitting around the sign are chanting .
Incorrect statement: It is almost certain that the people sitting around the sign are chanting .
Correct statement: It is impossible that a group of protesters are boycotting work .
Incorrect statement: It is probable that a group of protesters are boycotting work .
Correct statement: We believe that protesters are demonstrating their demands silently .
Incorrect statement: There is little chance that protesters are demonstrating their demands silently .