An expert and a beginner examine chess pieces arranged on a chessboard as they might appear during a well-played game. Which one (if either) can remember the arrangement better, and why?
a. The expert remembers better because of greater capacity of short-term memory.
b. The expert remembers better because of better episodic memory
c. The expert remembers better by recognizing a familiar pattern.
d. Both will remember about equally well because it is a visual memory.
c
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One sample has n = 10 scores and a variance of s2 = 20, and a second sample has n = 15 scores and a variance of s2= 30 . What can you conclude about the pooled variance for these two samples?
a. It will be closer to 20 than to 30. b. It will be closer to 30 than to 20. c. It will be exactly halfway between 20 and 30. d. Cannot be determined without more information.
Chapter 12, on reasoning and decision making, emphasizes that we frequently endorse our current hypotheses and thoughts, rather than questioning them. Which of the following topics is least likely to show an overemphasis on our current hypotheses?
a. the confirmation bias b. illusory correlations c. the recognition heuristic d. the anchoring and adjustment heuristic
Research has found that MOST people use adult websites for:
A) ?benign recreational activity. B) ?ritualistic sexual rights of passage. C) ?sexually exploiting other individuals. D) ?sado-masochistic teledildonics.
Regarding knowledge workers, which of the following statements is FALSE?
a. Knowledge workers tend to work hard to gain competence and to use their talents. b. Today in North America, two of every five people in the workforce would be considered knowledge workers. c. Knowledge workers usually think of their work as a career rather than a job. d. Bankers, teachers, and lawyers are examples of knowledge workers.