Premise: While everybody else is having fun on a roller coaster ride , one lady at the very front seat seems too scared .
Correct statement: It is certain that the roller coaster ride goes very fast
Incorrect statement: It is impossible that the roller coaster ride goes very fast
Correct statement: It is impossible that a nervous woman who was begged by her friends to ride the tallest coaster in the park sits in the front row .
Incorrect statement: It is probably the case that a nervous woman who was begged by her friends to ride the tallest coaster in the park sits in the front row .
Correct statement: It is impossible that lady can not handle the simplest of rides .
Incorrect statement: Chances are about even that lady can not handle the simplest of rides .
Correct statement: It is highly likely that one lady at the very front of a roller coaster is not feeling too well .
Incorrect statement: It is unlikely that one lady at the very front of a roller coaster is not feeling too well .
Correct statement: It is highly likely that a girl is afraid when riding the roller coaster .
Incorrect statement: It is highly unlikely that a girl is afraid when riding the roller coaster .