Premise: Two workers holding up the tree look around , while the other two work hard with their shovels .
Correct statement: It is probably not the case that construction workers are stopping traffic while working on removing a tree .
Incorrect statement: There is a very good chance that construction workers are stopping traffic while working on removing a tree .
Correct statement: It is certain that two men are working hard outside .
Incorrect statement: It is improbable that two men are working hard outside .
Correct statement: Chances are about even that two workers look where to lay a tree down .
Incorrect statement: It is certain that two workers look where to lay a tree down .
Correct statement: Chances are slight that two workers grab a drink of water , while the others are busy .
Incorrect statement: It is certain that two workers grab a drink of water , while the others are busy .
Correct statement: There is almost no chance that a family plants a memorial tree for their dead relative .
Incorrect statement: Chances are about even that a family plants a memorial tree for their dead relative .