The radius of a confidence interval is called the
A. standard deviation.
B. confidence level.
C. population parameter.
D. margin of error.
Answer: D
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The U.S. has sponsored dictatorships in other countries.
Answer the following statement true (T) or false (F)
Jose, who is Mexican, moves to San Antonio from Mexico City. This is an example of __________
A) emigration B) immigration C) naturalization D) nationalization
If we reject a null hypothesis of "no difference" at the 0.05 level
a. the odds are 20 to 1 in our favor that we have made a correct decision. b. the null hypothesis is true. c. the odds are 5 to 1 in our favor that we have made a correct decision. d. the research hypothesis is true.
For many single women in their 30s and 40s, single parenting has become: a. more intentional
b. less prevalent. c. more likely to lead to divorce. d. less accepted.