Loftus and Palmer (1974) conducted an experiment in which participants estimated the speed of a car described as either contacting or smashing into another. To which of the following conclusions regarding eyewitness memory is this study most relevant?
A. Child eyewitnesses are especially suggestible.
B. Eyewitnesses' confidence is only weakly related to eyewitness memory.
C. Eyewitness memory can be heavily influenced by leading questions.
D. The presence of a weapon attracts witnesses' attention, impairing their memory.
Answer: B
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The terms genotype and phenotype refer respectively to
a. one's genetic composition and one's observable characteristics. b. the allele combinations and the notion of personality. c. genetic engineering and physical alterations. d. one's observable traits and one's genetic code.
At eighteen months, Anna was classified as securely attached. Now that she is a preschooler, Anna is probably
a. shy and withdrawn. c. outgoing and competent. b. clingy and dependent. d. insecurely attached.
Why do we have (1–?)100% confidence in the interval the interval (m_1-m_2 )±t_(?/2) (s_(m_1-m_2 ))?
a. Because (1–?)100% of all such intervals will capture (m_1-m_2 ). b. Because (1–?)100% of all such intervals will capture (?_1-?_2 ). c. Because (1–?)100% of all values of (m_1-m_2 ) will fall in the interval. d. Because the probability is (1–?) that (?_1-?_2 ) is in the interval.
Renata was walking to her car in a dark parking lot, when she heard a strange noise and footsteps behind her. She felt her heart start to race, her breathing got faster and shorter, and the pupils of her eyes dilated
From your study of psychology, which part of Renata's nervous system was activated? a. The autonomic nervous system b. The sympathetic nervous system c. The central nervous system d. The parasympathetic nervous system