The difference between the highest and lowest numbers in a set of numbers is called the
a. range.
b. variance.
c. standard deviation.
d. difference score.
e. average difference.
a. range.
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Victor is fearful of approaching new situations and often appears inhibited. Victor's mother reports that she struggles with similar difficulties and he may have inherited it from her. This is an example of ____
a. emotional influences b. biological influences c. cognitive influences d. behavioral influences
Regarding the effects of deprivation and enrichment, which of the following statements is FALSE?
a. Impoverished children tend to be sick more often, their mental development lags, and they do poorly at school. b. The stresses of poverty can be hard on parents, leading to marriage problems, less positive parenting, and poorer parent-child relationships. c. Few adults who grew up in poverty have remained trapped in continued poverty. d. Many studies have shown that enriched environments improve the abilities or enhance the development of young children.
According to the Research Hot Topic box, The Internet and Cybersex, what is known about people at risk for overuse of cybersex?
A) They tend to be unemployed males between the ages of 18 and 30. B) No empirical data are available addressing this issue. C) Persons who have obsessive-compulsive disorder are at higher risk. D) Females who are single and live alone are at slightly higher risk.
Michelle feels that everything she touches is contaminated and dirty,
so she cleans her house from morning to night and writes down what she cleans in a book. Once she cleans something, she avoids touching it. If she were to touch the object, it would become contaminated, and she would have to clean it again. Michelle would most likely be diagnosed with a(n) a. conversion disorder. b. obsessive-compulsive disorder. c. dissociative disorder. d. generalized anxiety disorder.