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Homework answers / question archive / Queens University PSYC 100 Lesson 3-4 1)Intelligence has a heritability estimate of

Queens University PSYC 100 Lesson 3-4 1)Intelligence has a heritability estimate of


Queens University

PSYC 100

Lesson 3-4

1)Intelligence has a heritability estimate of .50 in a North-American Caucasian population. This means that:


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:


3.            A recessive allele will influence the expression of a trait only when it:


4.            Which of the following statements is FALSE regarding human sexual behaviour?


5.            Most traits and disorders are caused by:


6.            The reproductive success of those individuals who share the same genes is called:


7.            Natural selection has favoured species that reproduce sexually because sexual reproduction:


8.            Altruistic behaviour toward non-relatives can be explained by:


9.            An organism’s phenotype is the result of:


10.          Concordance is the degree to which two people:


11.          Which schedule of reinforcement is most similar to that used in gambling?


12.          Extinction would happen most rapidly following which reinforcement schedule?


13.          People who live in cities often do not respond to night sounds while asleep. This is an example of:


14.          Which of the following is the best example of operant conditioning?


15.          To what is the tendency of the CS to elicit a CR related?


16.                         is a learning procedure that utilizes reinforcement to guide a response in closer and closer approximations to a desired behavior:


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:


18.          Which of the following presents the most convincing evidence that an animal has learned by "insight" rather than by trial and error?


19.          Which of the following will usually result in experimental extinction?


20.          How does food-aversion learning differ from typical examples of classical conditioning?





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