Premise: Two Pipe-fitters weld a seam joining a large coupling .
Correct statement: There is a better than even chance that the people are enjoying their work .
Incorrect statement: There is almost no chance that the people are enjoying their work .
Correct statement: There is a very good chance that the pipe-fitters are men
Incorrect statement: There is almost no chance that the pipe-fitters are men
Correct statement: It is almost certain that the pipe fitters are holding torches
Incorrect statement: Chances are slight that the pipe fitters are holding torches
Correct statement: It is almost certain that the two skilled welders are working on a large coupling .
Incorrect statement: There is almost no chance that the two skilled welders are working on a large coupling .
Correct statement: It is probably not the case that two men are working at a shop .
Incorrect statement: It is almost certain that two men are working at a shop .