Premise: People gathered in an artist 's studio .
Correct statement: Chances are about even that people are going to buy some art .
Incorrect statement: It is impossible that people are going to buy some art .
Correct statement: It is probable that the people were there to see an artist 's new painting .
Incorrect statement: It is impossible that the people were there to see an artist 's new painting .
Correct statement: There is a very good chance that people watching an artist perform
Incorrect statement: It is highly unlikely that people watching an artist perform
Correct statement: It is highly likely that an artist shows off his latest works .
Incorrect statement: There is little chance that an artist shows off his latest works .
Correct statement: It is probable that the artist is painting .
Incorrect statement: It is highly unlikely that the artist is painting .