A researcher knows that the mean score on the NPI-16 for college students is 5, with a standard deviation of 1.8. He believes that people with a large number of Facebook friends will have higher than average scores on the NPI-16. He selects a random sample of 36 college students who have more than the median number of Facebook friends and obtains NPI-16 scores for each one. The mean of these 36 scores is 5.3. Which of the following statements is true?
a. zobs = 1.0, p > .05
b. zobs = -0.3, p < .05
c. zobs = 0.3, p > .05
d. zobs = –1;0, p < .05
Ans: A
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a. hypothalamus c. thalamus b. hippocampus d. amygdala
With concrete operational thought, children can
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Why is the term sandwich generation applied to some people in middle adulthood?
a. They spend a lot of time making sandwiches for children. b. They are sandwiched between career and family duties. c. They feel sandwiched between caring for their children and their parents. d. They are one of the layers of periods in the lifespan, like a sandwich has layers.