What do many researchers use as an operational definition of anxiety?

a. An increase in the pupillary reflex
b. A decrease in the grasp reflex
c. An increase in the startle reflex
d. A decrease in the knee-jerk reflex

c

Psychology

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____ are two possible causes for the higher rates of infertility in countries found in Africa

a. Malnutrition and sexually transmitted infections b. Warmer climate and higher levels of libido c. Religious attitude on sexuality and encouragement of larger families d. Poor sanitation and dietary habits

Psychology

What approximate percentage of federal prisoners are drug-law offenders?

a) 51 percen b) 21 percent c) 41 percent d) 31 percent

Psychology