Premise: Man in black hat teaching another man tennis on a fenced in tennis court .
Correct statement: There is a better than even chance that a coach is preparing his student for a tennis match .
Incorrect statement: It is improbable that a coach is preparing his student for a tennis match .
Correct statement: It is unlikely that a man is teaching his brother how to play tennis .
Incorrect statement: It is probably the case that a man is teaching his brother how to play tennis .
Correct statement: It is probable that the man is a pro .
Incorrect statement: It is impossible that the man is a pro .
Correct statement: It is highly likely that the men are holding rackets .
Incorrect statement: It is highly unlikely that the men are holding rackets .
Correct statement: There is little chance that two brothers playing tennis with each other .
Incorrect statement: It is certain that two brothers playing tennis with each other .