What did Piaget call the error that infants made when an object was hidden under blanket B but the infants stopped looking for the object after they looked under blanket A?
a. the A-and-B error
b. the A-or-B error
c. the A-not-B error
d. the A, B, Cs of infant memory
Answer: C
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David wants to look at genetic influences on IQ, so he administers a battery of tests to Frank and Fred, who are fraternal twins; Sidney and Sheldon, who are identical twins; and Larry and Harry, who are non-twin brothers. David's supervisor asks him to make estimate which set of siblings will most likely have the most similar IQs. What is David's best guess likely to be??
a. ?Frank and Fred b. ?Sidney and Sheldon c. ?Larry and Harry d. ?As they're all siblings, the correlation should be about the same for all pairs.
Assuming the binomial distribution is appropriate, if N = 6 and P = 0.50, the probability of getting exactly 5 P events = _________
a. 0.1094 c. 0.0609 b. 0.0156 d. 0.0938
Each country that outranks the United States in infant mortality provides its citizens with
A) government-sponsored health-care benefits. B) stronger crime prevention and family planning programs. C) more up-to-date health-care technology. D) higher numbers of well-trained medical professionals.
How to make a peanut butter sandwich is a __________ memory.
A. semantic B. declarative C. procedural D. episodic