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PSYC 100 Study Guide - Quiz Guide: Habituation, Classical Conditioning, Reinforcement

Course Code
PSYC 100
Jordan Poppenk
Study Guide

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Lesson 3-4
1. Intelligence has a heritability estimate of .50 in a North-American Caucasian
population. This means that: On average 50% of the variance in a group of
Caucasian-Canadians can be explained by genetic inheritance
2. The fact that male peacocks have evolved large tail feathers even though large
feathers appear to be an impediment to survival is best explained by: evolution
through sexual selection
3. A recessive allele will influence the expression of a trait only when it: is paired with
another recessive allele
4. Which of the following statements is FALSE regarding human sexual behaviour?
Unmarried women tend to seek casual relationships
5. Most traits and disorders are caused by: multiple genes and the environment
6. The reproductive success of those individuals who share the same genes is called:
inclusive fitness
7. Natural selection has favoured species that reproduce sexually because sexual
reproduction: leads to genetic diversity which is adaptive
8. Altruistic behaviour toward non-relatives can be explained by: reciprocal altruism
9. A orgais’s pheotype is the result of: the interaction of its genotype with the
10. Concordance is the degree to which two people: share the same phenotype
11. Which schedule of reinforcement is most similar to that used in gambling? Variable
12. Extinction would happen most rapidly following which reinforcement schedule?
Fixed ratio, every response reinforced
13. People who live in cities often do not respond to night sounds while asleep. This is
an example of: habituation
14. Which of the following is the best example of operant conditioning? A student
studies for her math test and received a mark of 90%. She then studies extra hard
for the next exam
15. To what is the tendency of the CS to elicit a CR related? The number of CS-US
16. ______ is a learning procedure that utilizes reinforcement to guide a response in
closer and closer approximations to a desired behavior: shaping
17. Whenever your neighbors play their music loudly, you bang on the ceiling with a
broom handle to get them to turn it off. They do turn off the annoying music, which
makes you likely to bang on the ceiling the next time you hear it. Your behavior is
under the influence of: negative reinforcement
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