In a study comparing American and Asian grade-school students in math performance, ______

a. Asian students lagged far behind American students
b. there were no significant differences in performance
c. American students were slightly behind Asian students
d. American students lagged far behind Asian students


D

Psychology

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Regular exercise improves a person's overall physical health by improving which of the following?

A. dietary intake B. lung capacity C. brain density D. sensory organ functioning

Psychology

What have studies of twins indicated about the causes of personality development?

a. Personality differences depend almost entirely on the environment, not heredity. b. Many genes contribute to differences in the major personality traits. c. Genes contribute to differences in extraversion, but not other personality traits. d. Genes contribute to differences in emotional stability, but not other personality traits.

Psychology

The _____ states that emotional feelings result when an individual becomes aware of a physiological response to an emotion-provoking stimulus (for example, feeling fear because of trembling)

a) LeDoux theory b) Schachter-Singer theory c) Smith-Scott theory d) James-Lange theory

Psychology

Genetic fitness isn't unimportant to women. When are women most likely to demonstrate a preference for males who have symmetrical faces, a muscular physique, and a masculine face?

a. in the morning b. after midnight c. when ovulating d. when least fertile

Psychology