What type of sample increases the chances that it will be representative of the population?
a. A nonrandom sample
b. A random sample
c. A snowball sample
d. A convenience sample
Answer: B
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With respect to the relationship between education and wages, research shows that
A) a worker's years of schooling directly effects her or his wages, regardless of sex. B) sex differences in education are unrelated to the gender gap in wages. C) educational attainment has a significant impact on raising women's wages, but the reverse is true for men. D) educational attainment has a significant impact on the wages of minority men and women, but is unrelated to the wages of White men and women.
If the maximum difference is less than 10, the relationship is
a. strong. b. moderate. c. weak. d. statistically significant
Hospitals were removed from the jurisdiction of the church and became public facilities during the:
a. Industrial Revolution b. Middle Ages c. Reformation d. Renaissance
Luis has just received a stern lecture from his mother about his poor grade in algebra. His mother's lecture is an example of a __________.
A. value reinforcer B. positive sanction C. norm violation D. negative sanction