Which statement is not a valid criticism of laboratory experimentation in the 1960s and 1970s?
a. Experiments were sometimes unethical.
b. Experimenters' expectations might influence the results.
c. The theories being tested in the laboratory were often historically and culturally limited.
d. Experiments did not allow researchers to draw conclusions about causal relationships.
d
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All of the following produce pain except:
a. Intense mechanical stimulation b. Prostaglandin inhibition c. Intense thermal stimulation d. Tissue damage
Which of the following is not an example of a constraint on language learning?
a. Children tend to think that a novel word refers to a whole object, not to just part of an object. b. Children treat new words as labels for unfamiliar objects rather than assigning the new word to an object for which they already know the word. c. Children ignore novel words unless an object is pointed to directly and at the same moment the new word is introduced. d. Children do not treat novel words as synonyms for words they already know.