Knowledge-training questions, like the question style used in IQ tests, are especially posed by whom?
a. Native-American parents
b. African-American parents
c. Latino parents
d. Caucasian parents
Question 2
A researcher videotaped preschoolers at a playground for a study of the frequency of cooperative behaviors. His research goal was
a. description.
b. explanation.
c. changing behavior.
d. optimization.
