In general, the estimated standard error of the mean provides information about how well the sample mean estimates
A. the population variance.
B. the population mean.
C. the true standard error of the mean.
D. population variability.
B. the population mean.
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Dave has just had some medical tests conducted. One of the tests recorded Dave's brain waves on a moving sheet of paper. Dave was probably given a(n)
a. EEG. b. CT scan. c. MRI scan. d. PET scan.
Activating effects of hormones can occur after prenatal development is complete.
Answer the following statement true (T) or false (F)
A person who is described as patient, relaxed, and good-natured would be considered a ____
a. ?Type A personality b. ?Type B personality c. ?hardy personality d. ?strong personality
Eleanor is a college student who has been feeling overwhelmed by her studies and the college experience. Everything is so different from when she was in high school and one of the most popular girls in her class who got good grades without working too much. She finds herself withdrawing from social invitations, is falling behind in her studies, and is pessimistic for the first time in her life. According to personality change research covering her age group, the traits of neuroticism, extraversion, academic conscientiousness, and agreeableness appear to remain relatively stable. Given the changes in Eleanor's behavior and attitudes, which shortcoming of the trait approach does this situation best describe?
A. It assumes that traits are internal and stable. B. It oversimplifies the interaction between biology, environment, and personality on behavior. C. It does not explain why people behave in a particular way. D. It does not capture the complexity and depth of people's personalities.