The Mann–Whitney U test determines:
a. whether there is a significant relationship between a dichotomous ordinal variable and an interval variable when the data are drawn from independent samples
b. whether there is a significant relationship between a dichotomous nominal variable and an ordinal variable when the data are drawn from independent samples
c. whether there is a significant relationship between a dichotomous interval variable and an ordinal variable when the data are drawn from independent samples
d. whether there is a significant relationship between a dichotomous nominal variable and an ordinal variable when the data are drawn from dependent samples
Ans: B
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In the United States, the relative poverty line is set:
a. by annual surveys. b. through calculation of necessities. c. as a percentage of median income. d. All of the above.
Which of the following statements is NOT true?
a. Racism is the idea that physical differences between groups of people signify no difference in intelligence and ability b. Prejudice is having unfavorable feelings about a group and its individual members c. Discrimination is differential treatment of individuals from certain groups or social categories d. None of the above
Which of the following statements is true about research utilization and social work practice:
a. Whether or not social work practitioners bother to keep abreast of research findings on which interventions are the most effective for their clients has no bearing on how professionally ethical those social workers are. b. Whether or not social work practitioners bother to keep abreast of research findings on which interventions are the most effective for their clients has no bearing on how compassionate those social workers are. c. Whether or not social work practitioners bother to keep abreast of research findings on which interventions are the most effective for their clients has no bearing on social work values. d. All of these. e. None of these.
Dr. Horse developed a measure of an ideal place to live. He added together measures of many factors: tax rate, quality of school system, cultural and recreational opportunities, pollution, traffic congestion, crime rate, and health-care availability
for 100 U.S. cities to get a score for each. Dr. Horse created a(n) A) index. B) scale. C) measure of central tendency. D) statistic. E) item analysis.