What kind of variables to chi-square tests use?

Yongmei is studying for her math test. Her boyfriend Marcus asks if she can go to the movies with him. She would love to go but she knows she has to study for the math test in order to pass the class

What part of Yongmei's personality will say "You must stay home and study because passing the class is necessary for you to graduate"? a) her ego, because it is the moral conscience of her personality b) her id, because studying is what she really wants to do c) her libido, because she knows her boyfriend will love her more if she studies d) her superego, because it is this part of the personality that is the moral conscience

Who proposed a theory of intelligence that identified eight distinct intelligences, including linguistic intelligence and logical-mathematical intelligence?

a. Alfred Binet b. Jean Piaget c. Robert Sternberg d. Howard Gardner