Large differences in the verbal and performance scores on the WAIS are an indicator of
a. lack of standardization.
b. gender differences.
c. low reliability.
d. possible undiagnosed brain damage.
e. low validity.
d. possible undiagnosed brain damage.
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Fourteen-year-old Chuck and 17-year-old Tyler attend a D.A.R.E. presentation at their high school. Based on evaluative research, how might the program influence the incidence of substance abuse by Chuck and Tyler?
A. Chuck and Tyler will commit to abstaining from alcohol and other substances. B. Chuck will be less likely than Tyler to engage in substance abuse. C. Tyler will be less likely than Chuck to engage in alcohol or drug use. D. Chuck and Tyler will not be deterred from using alcohol or other drugs.
Which of the following statements regarding STDs is FALSE?
A) Chlamydia and gonorrhea can be cured with antibiotics. B) Rates for most STDs are higher in minority populations. C) Many STDs have few or no symptoms. D) We have yet to find a vaccination for any STD.