Premise: A little boy and adult woman are playing `` store clerk '' with a toy cash register and basket of food .
Correct statement: It is highly likely that a little boy and his mother play with a toy cash register .
Incorrect statement: It is impossible that a little boy and his mother play with a toy cash register .
Correct statement: It is certain that they are using a toy cash register .
Incorrect statement: We doubt that they are using a toy cash register .
Correct statement: It is highly likely that the boy and woman are related .
Incorrect statement: Chances are slight that the boy and woman are related .
Correct statement: It is highly likely that the boy and woman are having fun .
Incorrect statement: There is little chance that the boy and woman are having fun .
Correct statement: There is a very good chance that a mother and her son are pretending to be clerks
Incorrect statement: It is impossible that a mother and her son are pretending to be clerks