Which of the following is a measure of central tendency?
A) mode
B) variability
C) range
D) standard deviation
Answer: A
Rationale: Mode, median, and mean are the three most commonly used measures of central tendency. Range and standard deviation are measures of variability.
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Drugs that most successfully treat obsessive-compulsive disorder raise the level of which neurotransmitter in the brain?
a. acetylcholine c. serotonin b. dopamine d. norepinephrine
The formation of new memories uses which part of the brain?
What will be an ideal response?
Which of the following is true?
a. Psychodynamic theory has focused too much on direct observations of children in its explanations of personality disorders. b. Permissive parenting during the individual's childhood is linked to the later development of personality disorders. c. Failure for the parents to be critical of small imperfections of the child during childhood plays a critical role in the development of personality disorders. d. The ambivalences that characterize adult borderline personality may bear only a superficial relationship to those of children's during separation-individuation.
Investigations of sexual orientation and handedness SUGGEST
A) ?that there is no relationship between sexual orientation and handedness. B) ?that being left-handed causes someone to become gay or lesbian. C) ?a correlation between handedness and sexual orientation. D) ?schools should try to teach "lefties" to use their right hands.