A. correlational C. ethnography B. descriptive D. experimental 6. A researcher reports that students who have the highest test scores in school tend to be more involved in extracurricular activities than are other students. A. correlational C. ethnographic B. descriptive D. experimental 8. A researcher finds that students who were randomly selected and given computers to use at home demonstrated greater independent learning skills than a comparable group that was not selected to receive home computers. A. correlational C. experimental B. descriptive D. ethnolography 9.
All developmental theories have three general principles in common.
The principle that does NOT belong is that development A. is complete in most people by age 18 B. is gradual C. occurs at variable rate, but has norms D. occurs in an orderly way 10. Some skills are more easily learned at age 16 than at age 5 D. there is no limit on the kinds of things a person can learn 12. B. learning to paint with a new type of brush C. looking at teachers as they lecture D. looking at a worm and thinking that it is a snake 13. The process of searching for a balance between cognitive schemes and environmental information is called A. accommodation C. assimilation B. adaptation D. equilibration 14. The best way to determine what cognitive stage a person has reached is by A. interpreting the person s scores on a mental ability test B. knowing the person s age C. knowing the person s rate of development D. observing how the person solves problems 15.