All of the following might be reasons to use parental reports instead of researchers' measures except
a. parents have a wider range of experience observing their infants
b. parents tend to be more objective about their infants' behavior
c. parents are unlikely to elicit wariness or unusual behavior in their infants
d. parents can be trained to keep diaries about their infants' development, noting when a particular behavioral milestone is achieved
B
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Experts estimate that the maximum sustainable population of the earth is between five billion and 20 billion persons
a. True b. False Indicate whether the statement is true or false
Regarding sleep deprivation, which of the following statements is TRUE?
a. Sleep deprivation is relatively uncommon. b. Sleep deprivation tends to affect older adults but not young adults of college age. c. People are generally not able to "rebound" from REM deprivation. d. Loss of sleep impairs reaction times. e. Even brief periods of sleep deprivation can increase the risk of developing high blood pressure.
Humans can produce a much wider range of sounds than other primates because the larynx is located lower in the throat. As a result, humans have a large sound-chamber known as the ____
a. vocal folds b. sublarynx c. pharynx d. voice box
From the research of Smith and Snell, which of the following best describes religious involvement for emerging adults in the United States?
A. About 30% attended religious services at least once a month. B. About 75% attended religious services at least once a month. C. Nearly 50% attended religious services at least once a week. D. Nearly 90% attended religious services at least once a week.