Premise: A man climbing a rock wall
Correct statement: There is a very good chance that a man is enjoying his favorite hobby of rock-climbing .
Incorrect statement: It is improbable that a man is enjoying his favorite hobby of rock-climbing .
Correct statement: There is a very good chance that a man is climbing in a natural setting .
Incorrect statement: It is impossible that a man is climbing in a natural setting .
Correct statement: There is a better than even chance that a man is climbing an indoor rock-wall at the gym .
Incorrect statement: There is almost no chance that a man is climbing an indoor rock-wall at the gym .
Correct statement: There is almost no chance that the man is not sure which way to climb next .
Incorrect statement: It is almost certain that the man is not sure which way to climb next .
Correct statement: It is certain that a person is climbing a rock wall .
Incorrect statement: It is impossible that a person is climbing a rock wall .