Premise: Man in dark business suit , sitting by a marble water fountain , wearing eyeglasses and talking on his cellphone with newspaper on his lap .
Correct statement: It is impossible that a businessman is having lunch in the city square .
Incorrect statement: Chances are about even that a businessman is having lunch in the city square .
Correct statement: There is a very good chance that a man is discussing business over the phone .
Incorrect statement: It is unlikely that a man is discussing business over the phone .
Correct statement: There is almost no chance that a man sits talking on his cellphone with a newspaper in lap trying to figure out the stock market prices for the day .
Incorrect statement: Chances are about even that a man sits talking on his cellphone with a newspaper in lap trying to figure out the stock market prices for the day .
Correct statement: It is probably not the case that the man is talking to his wife
Incorrect statement: There is a very good chance that the man is talking to his wife
Correct statement: It is impossible that a man passing by a water fountain .
Incorrect statement: It is certain that a man passing by a water fountain .