Dr. Beaudette is studying parent-infant attachment and plans to define attachment in terms of the time it takes for a parent to respond to an infant's cries. Defining attachment in this way would:
a. be a testable hypothesis
b. provide empirical verification of the concept
c. represent an operational definition
d. violate general research ethics
C
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A family of chemicals produced in the body that resemble opiates are the
a) dopamines. b) acetylcholines. c) endorphins. d) biogenic amines.
Which statement about intelligence tests is TRUE?
A) Taking an intelligence test improves a person's career prospects. B) Intelligence tests cannot be administered to people who cannot write. C) The WAIS is a common intelligence test given to children. D) Intelligence tests evaluate the ability to recall general knowledge.
Which Latino group has the highest unemployment rate in the U.S.?
A) Mexican Americans B) Puerto Rican Americans C) Cuban Americans D) Guatamalan Americans
Which of the following drugs poses the greatest risk for early delivery of a premature baby?
a. penicillin b. marijuana c. cocaine d. high blood pressure medication