People awakened during REM sleep report vivid, graphic dreams ________ percent of the time
a. 80 to 85
b. 40 to 45
c. 60 to 65
d. 20 to 25
Answer: a
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Children attending high-quality daycare centers are less likely to be securely attached to their mothers than are children raised in their own homes
a. True b. False Indicate whether the statement is true or false
The median is the appropriate measure of central tendency when
a. the scale of measurement is nominal. b. the scores are ordinal, or when the distribution is skewed and the scores are interval or ratio. c. the scale of measurement is ratio. d. the distribution is symmetrical, and the scale of measurement is interval or ratio.
There is an old story about a young boy who was left to guard the village sheep. He was instructed to cry "wolf" if he thought the sheep were in danger. Even though there was no danger, the boy enjoyed crying "wolf" over and over, just to see the villagers come running. Then, when a wolf did appear, the disbelieving villagers ignored the boy's cry. The failure of the villagers to respond
illustrates the operant conditioning concept called a. acquisition. b. stimulus generalization. c. partial reinforcement. d. operant extinction.
Although it is highly valued in Eastern cultures, ______ has received minimal attention by positive psychology.
a. compassion b. honor c. uniqueness d. harmony