If a sample has 45 people in it, the degrees of freedom used in the formula to estimate the population variance would be:
A) 452
B) 45/2
C) 44
D) .22
C
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Explanations for the higher than normal sex ratios in China include
A) gender-specific abortion. B) the underreporting of male births. C) male infanticide. D) all of the above three.
Which one of the following categories has the best chance of living a long life in the United States?
a. black males b. white women c. white men d. Asian females
The African slave trade in Brazil developed because:
a. the unwillingness to enslave Indians. b. of geographical proximity and access. c. the development of the world market for sugar. d. conflicts between Portuguese and German settlers.
Which are the three major sociological research orientations?
a. reliable, valid, and applicable b. positivist, interpretive, and critical c. conceptual, variable, and operational d. structural-functional, social-conflict, and symbolic-interaction