Experts estimate that the heritability of intelligence is approximately 50%. This suggests that
a. 50% of a person's intelligence is due to genetic inheritance.
b. 50% of a person's intelligence is due to environmental factors.
c. 50% of the variability in intelligence in a population of individuals is due to variations in genetic inheritance.
d. 50% of the difference in average intelligence test scores between different ethnic groups is due to genetic inheritance.
C
You might also like to view...
According to Horney, individuals of the aggressive personality type try to protect themselves against anxiety by expressing the neurotic need for _____
a. perfection c. admiration b. self-sufficiency d. affection
Which brain imaging technique is commonly used to detect tumours?
A) CT B) PET C) MRI D) fMRI
Cross-cultural research has indicated that autism is
A. universal across cultures and countries. B. predominantly found in the United States. C. predominantly found in Western cultures and countries. D. more common in wealthy countries.
Janis sees a bat flying over the lake and says, "Birdie"! Her mother says, "That flies like a bird, Janis, but that is a bat." Janis begins pointing saying, "Bat! Bat! Bat!" Piaget would say that this is an example of:
a. assimilation. b. preoperational thought. c. accommodation. d. egocentric thinking.