Which of the following is an example of a discrete variable?
a. The age of each student in a psychology class
b. The gender of each student in a psychology class
c. The amount of time to solve a problem
d. The amount of weight gained for each freshman at a local college
B
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Which of the following statements is true of the findings of the study conducted by Allik and Realo (2004) on the relationship between individualism and social capital in United States and 42 cultures around the world?
a) Individualistic nations were associated with greater social capital. b) Collectivistic nations were associated with greater social capital. c) Individualistic nations did not trust people belonging to other nations. d) Collectivistic nations trusted people belonging to other nations.
The all-or-none law states that ____
a. a neuron produces an action potential of maximal strength, or none at all b. all neurons fire or none at all c. all neurons in a pathway fire at the same time, or none do d. all ions move in the same direction, or none do
Mothers use music to
a. teach phonemes to their infants. c. regulate infants' behavior and mood. b. familiarize infants with culture. d. help develop infants' auditory perceptions.
Individuals who are overly sensitive to any criticism from others have a strong, neurotic need for:
a. power b. prestige c. affection and approval d. prestige, but not power