PSY 3000 Exam Questions and Answers Rated 100%
Sir Francis Galton was an early pioneer in the study of twins. When he studied twin pairs, he asked them to identify other twins who might want to participate in his research. This technique is called __________. - Answers snowball sampling
Accordin...
Sir Francis Galton was an early pioneer in the study of twins. When he studied twin pairs, he asked them
to identify other twins who might want to participate in his research. This technique is called
__________. - Answers snowball sampling
According to researchers, how much of the variation in personality traits among people is likely due to
genetics? - Answers 50%
Growing up in the same household with the same parents has __________. - Answers virtually no
influence on a person's degree of extraversion
Cali and Cari are identical twins. Their parents want to make sure they have a chance to develop their
own individual personalities, so they enroll Cali in soccer and Cari in dance. This is a reflection of the
twins' __________. - Answers non shared environment
Why would a shared environment have such little effect on personality development? - Answers A
shared environment doesn't mean shared experiences or shared reactions to those experiences; what
one sibling perceives as "harsh parenting" could be perceived as "typical" by another.
Jukka does not like to plan but loves to take risks. He is always seeking new experiences that heighten
his senses. Jukka is likely high in __________. - Answers impulsivity
Which of these scenarios is an example of a gene-environment interaction? - Answers Dino, who is
extraverted, attends every party to which he is invited.
What does the study of epigenetics reveal about the contributions of genetics and the environment to
personality development? - Answers Genetics and the environment are interactive forces that mutually
influence an individual.
Francesca has red hair, freckles, and blue eyes. These observable characteristics are part of her
__________. - Answers phenotype
Who is likely to salivate the most in response to the "lemon juice test"? - Answers Horace, who is very
introverted
Laurel has sustained damage to the frontal lobes of her brain. She is most apt to experience
__________. - Answers impaired self control
Armando has low levels of conscientiousness and high levels of impulsivity, as measured by a reliable
and valid personality questionnaire. Which area of Armando's brain is likely to show greater activity
when he acts impulsively? - Answers ventral striatum
The brains of people high in neuroticism show strong responses in a brain area associated with
__________. - Answers discrepancy detection
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