Laura and Stan are discussing the abilities of their two-month-old son Jack. Laura claims that Jack can recognize both of his parent's voices. Stan says that Jack cannot recognize either voice. If Jack is a typical two-month-old, then who is correct?
A. Laura
B. Stan
C. Neither, as Jack can likely recognize Laura's voice but not Stan's voice
D. Neither, as Jack can likely recognize Stan's voice but not Laura's voice
Answer: C
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Rachel is studying suicide. She is surprised to learn that, historically, people avoided talking about suicide because of the ____
a. shame and stigma involved in taking one's life b. enduring pain of losing a loved one c. lack of available statistics to make a discussion meaningful d. aura of honor bestowed on people who take their own lives
When Keller and Marian Breland, two psychologists who became animal trainers, decided that it would be cute to have a pig drop a big wooden coin into a box, they found that ________
a. food was not an effective reinforcer for the pig and so learning didn't occur. b. when given edible roots as reinforcers, the pig learned the task in fewer than 10 trials. c. the pig was difficult to train because it kept dropping the coin, rooting, and throwing the coin in the air. d. the pig showed intrinsic interest in the task and so reinforcement was unnecessary.
In surveys of American parents, what percentage was found to spank their 3-year-old children?
A) 10% B) 20% C) 35% D) 66%
Which factor contributes to the rising number of adolescent suicides?
A. delayed cognitive development B. blurring of gender roles C. prevalent availability of guns in the United States D. high levels of intelligence