Dr. Potter, an English professor, is curious about his students' attitudes toward one of his favorite books. What research method is he most likely to use to gather this information?

A _____ contains relatively difficult items, but has no set time limit for completion.

A) power test B) speed test C) performance test D) psychomotor test

An excessive production of white blood cells that leads to severe anemia, and potentially to death, is called

a. leukemia. c. asthma. b. sickle-cell anemia. d. AIDS.