Which of the following statements is true about combining categories in a grouped frequency distribution?
a. Always create groupings that have fairly even numbers of cases per category.
b. It is usually preferable to create groupings with uneven numbers of cases per category.
c. It doesn't matter how categories are combined; all that matters is that the number of categories is reduced.
d. The best way to combine categories will vary, depending on the meaning and practical implications of a particular variable and the way the data are distributed for that variable.
D
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Answer the following statement(s) true (T) or false (F)
You are more likely to find statistical significance with your data from a scientific study if you have a small sample rather than a large one.
If the legal drugs cause roughly 30 times as many deaths as illegal drugs, why does the use of illicit drugs cause so much more furor than the use of legal drugs and attract so much more attention? Focus you answer on more than simply "the use of illicit drugs is deviant." Can we find material or medical reasons behind this condemnation?
What will be an ideal response?
In the 20th century, the United States has experienced an increase in human life expectancy of
A) 10 percent B) 35 percent C) 25 percent D) 50 percent
A period of many observations taken over time by either the social worker or client prior
to an intervention is known as? a. Intervention period b. Baseline c. Post test d. Follow up