When did more frequent and unpredictable family separation because of deployment start?
A. during the Vietnam War
B. after the terrorist attacks on September 11, 2001
C. after World War II
D. during the Korean War
Answer: B
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Answer the following statement(s) true (T) or false (F)
1. Descriptive statistics estimate the degree of confidence in generalizations made from a sampe to a population. 2. The median in a frequency distribution is determined by identifying the value corresponding to a cumulative percentage of 50. 3. Three features of a shape are important in a univariate distribution: mean, median, and mode. 4. The mean, median, and mode can all be used to describe any variable. 5. A frequency polygon displays a number and percentage of cases per cell in a table.
According to the text, which country has one of the least-developed welfare states?
a. the U.S. b. Mexico c. Germany d. Great Britain
One of the major weaknesses of cross?sectional research is that:
a. you cannot observe changes in the same people over time. b. you have data from too many points in time. c. people who participate in the early part of the research may not be available for the later data?gathering efforts. d. people's responses can be influenced by the fact that they have been observed earlier.
The major health care legislation that passed during the Johnson administration and provided
older adults with affordable health care was a. Medicare b. Medicaid c. Health Maintenance Act d. Supplemental Security Income