People who are nervous about math tests may improve their scores by writing about their anxious thoughts before the test, according to a study at the University of Chicago. a. True
b. False

Suppose that sociologists and cultural anthropologists are tying to measure the amount of child abuse for cross cultural comparison. they run into disagreement over whether spanking a child is abuse or discipline. what problem are they encountering in their research? a. reliability of the definition of abuse. b. validity of the definition of abuse. c. occam's razor about the definition of abuse. d. none of these.