Researchers investigating sleep have __________.
A. observed a decrease in protein synthesis while we sleep
B. identified a substance destroyed during sleep
C. found a substance created only during sleep
D. not been able to fully explain why we sleep
Answer: D
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Eyewitness testimony is especially accurate when
a. the witnesses do not experience social pressure. b. the misinformation seems highly probable. c. the witnesses are praised for their memory performance. d. the witnesses are tested for explicit memory, rather than implicit memory.
After taking a drug, Jerald has what he describes as an out-of-body experience. With repeated use, this drug could cause damage to memory-related structures, such as the hippocampus. Jerald is likely taking____, which is a(n) ____ drug
a. ?MDMA; CNS stimulating b. ?GHB; CNS depressant c. ?ketamine; hallucinogenic d. ?heroin; opiate
In a repeated-measures design, the single largest contributing factor to error variance has been removed. What is that factor?
a. individual differences b. experimenter effects c. subject bias effects d. measurement error
A reward will reliably increase responding, while an operant reinforcer will increase responding only occasionally
Indicate whether the statement is true or false