Which of the following sexual intercourse behavior is more likely to infect someone with HIV?
a. female to female transmission
b. female to male transmission
c. male to female transmission
d. All of these are statistically equal in HIV transmission.
C
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Which of the following characterizes the association between gender and internalizing disorders in adolescence?
a. more common in boys b. more common in girls c. in both genders, rates decrease with age d. Equally prevalent among boys and girls
Professor Johnston has found a strong positive correlation between wearing neckties and the frequency of strokes (r = 0.89). He thinks that the necktie reduces blood flow to the brain, preventing the brain from receiving enough oxygen. Professor Johnston and his associates claim to have proven that wearing neckties causes strokes. What error has Professor Johnston made?
a. An r = 0.89 is not a very large r-value. b. Professor Johnston is drawing a causal conclusion from correlational findings. c. Not everyone who wears a necktie wears it very tight. d. Professor Johnston should know that there are other ways for blood to reach the brain.
Which of the following would give the most accurate view of psychology?
a. hearing a radio call-in show facilitated by a therapist b. searching the Internet to see what the popular opinion is on when to begin toilet training an infant c. reading a self-help book about how to get over a breakup d. reading a newspaper article on the causes of bullying, which describes some of the current research evidence
The skin of the labia majora is typically darker than the surrounding skin of the thighs
Indicate whether the statement is true or false