Another term for the standard deviation of the sampling distribution of means is known as
a. the standard error of the mean.
b. the central limit theorem.
c. relative frequency.
d. the sampling distribution of means.
a
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Approximately how many children in the United States are reported to be abused or neglected each year?
a. About 1 million b. 750,000 c. Almost 3 million d. 5 million
Research suggests that a small percentage of people (about 5-10%) are by nature loners—and indifferent to social contact
Indicate whether the statement is true or false
Researchers have attempted to teach human languages to apes and African gray parrots, among others. What was one result of these interactions, based on the cases described in your text?
a. ?A chimpanzee successfully learned to vocalize a large number of words. b. ?A chimpanzee became virtually fluent in the comprehension of English language. c. ?An African gray parrot learned to engage in wide-ranging conversations on abstract topics. d. ?A gorilla was trained to communicate in sign language.
Regarding the proposed DSM-5, which of the following statements is FALSE?
a. A new edition, the DSM-5, is due to be published in 2013 and will reflect updated research and changing social attitudes. b. As new disorders are added to the DSM-5, some psychologists worry that more and more normal human behavior is being redefined as problematic. c. Few of the proposed mental disorder additions to the DSM-5 have been shown to seriously disrupt a person's life. d. Gender identity disorder may continue to be included in the DSM-5 as gender dysphoria.