What can we conclude when the absolute value of a z-score for a sample mean is larger than the critical value?
a. The random selection procedure was conducted improperly.
b. The sample mean is reasonably likely to have come from the given population by random sampling.
c. The sample mean represents the particular raw score population on which the sampling distribution is based.
d. The sample mean does not represent the particular raw score population on which the sampling distribution is based.
d
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Which of the following complicates the study of personality traits and eating disorders?
A. Personality disorders are always seen in those with eating disorders. B. Personality may be altered by malnourishment. C. Eating disorders may merely be a symptom of a personality disorder. D. Both personality disorders and eating disorders are highly subjective diagnostic categories, thus the collection of empirical data is tainted by the nature of the conditions.
The Y chromosome is shorter than the X chromosome.
Answer the following statement true (T) or false (F)
Angus had been "hooked" for a while before he decided to "go clean.". Within 6 to 12 hours, he started to experience excessive yawning, nausea and vomiting, chills, muscle aches, diarrhea, and insomnia. His behavior disrupted his work and social relationships. These symptoms persisted for three days. After a week, he felt better. Angus is probably withdrawing from a. alcohol. b. cocaine. c
heroin. d. LSD.
A rare disorder involving the facial nerves leaves the face expressionless. According to the facial feedback hypothesis, people with this disorder should:
a. be unable to recognize the facial expression of other people b. not require a cognitive interpretation before experiencing an emotion c. experience less emotion themselves d. not show social comparison effects