The relationship between heredity and environment is
A) is a one-way street.
B) moves from genes to environment to behavior.
C) is best measured using heritability estimates.
D) is bidirectional.
Answer: D
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Ruth Hamilton believed having many students of differing levels in one classroom was good for children. This supports the idea that individuals
a. need external control of their environment b. are influenced by society c. only learn from direct instruction d. learn the most through competition
In operant conditioning, shaping involves:
a. positively reinforcing desired responses and negatively reinforcing undesired responses b. demonstrating a response and then reinforcing the behavior when it occurs c. reinforcing successive approximations to the desired behavior d. switching to classical conditioning once a behavior is established
The dependent variable is the treatment that the researcher is manipulating
Indicate whether the statement is true or false
Which of the following must be included for a scientific observation to be objective?
a. the observer's personal beliefs b. the observer's emotions c. the observers prior expectations d. the observer's skill at knowing what is clearly observable