Premise: A person working in a market selling various items .
Correct statement: Chances are about even that a person is selling various personal items at a market .
Incorrect statement: It is impossible that a person is selling various personal items at a market .
Correct statement: It is probably not the case that the person sells clothes
Incorrect statement: It is probably the case that the person sells clothes
Correct statement: It is probable that a market employee is selling items on sale
Incorrect statement: It is probably not the case that a market employee is selling items on sale
Correct statement: It is certain that a person sells various items .
Incorrect statement: It is highly unlikely that a person sells various items .
Correct statement: There is a better than even chance that the person is selling vegetables .
Incorrect statement: It is highly unlikely that the person is selling vegetables .