The analysis of equal loudness contours indicates that
a. high frequencies are perceived as louder than low frequencies
b. low frequencies are perceived as louder than high frequencies.
c. high frequencies are perceived as equally loud as low frequencies.
d. above 40 dB, all frequencies are perceived as equally loud.
a
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What does the research say regarding parental behavior towards preterm infants?
a. Parents tend to respond less sensitively and interact with them less. b. Parents tend to respond to them in a highly sensitive way and interact with them frequently. c. Parental behavior depends upon the sex of the child. d. There is no consistency in the research on this issue.
IQ scores among individuals without intellectual disability are ____
a. stable throughout the life span b. stable only after age 12 c. relatively stable with the exception of infancy d. not at all stable
The APA ethical principle of “Beneficence and Nonmaleficence” essentially requires the psychologist to
A. do good and do no harm. B. avoid multiple relationships. C. obtain informed consent. D. none of the above.
People who participate in research studies must participate voluntarily and must know enough about the study to make an intelligent decision about participating. This concept is known as:
a. the Milgram doctrine. b. the APA code. c. informed consent. d. human welfare.