Twin studies suggest that heritability explains ____ of the variation in aggression in children
a. less than one quarter
b. between about a quarter and a third
c. between about a third and a half
d. between about a half and two thirds
c
You might also like to view...
How do most psychologists view adolescence?
A. as a time of long-lasting stress B. adolescence is viewed as the most important time of life C. this is a period of life where the individual has the poorest relationships to authority figures D. a time for potential growth
Jocelyn was playing with her sister. She picked up a broom and said, "Look, I'm riding on a horse.". Jocelyn's use of the broom as a pretend horse indicates that she has acquired
a. the object concept. c. the semiotic function. b. the egocentric function. d. deferred imitation.
The degree to which other people behave the same way as one person behaves in a situation affects our attributions of that person's behavior. This is an example of ________
a. consistency b. distinctiveness c. consensus d. frequency
Dr. Halk is studying the influence of getting older on intelligence. He tests a group of first graders, a group of third graders, and a group of sixth graders. They are all tested in one day. This is an example of _______ research
a. cross-sectional b. longitudinal c. mixed design d. fixed effects