Between 1800 and 1840 the ratio of domestic servants per family __________
A) doubled
B) was cut in half
C) tripled
D) fell to zero
Answer: A
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The No Child Left Behind law:
a. said nothing about the learning of math b. applied only to reading scores c. mandated that teachers be highly qualified d. applied only to students
A person's sense of fairness never outweighs the principles of rationality
Indicate whether the statement is true or false
As stated in the text, race is a ______.
A. scientific concept B. social construct C. biological concept D. synonym for ethnicity
If researcher notes thatthe correlation in a group of respondents to a survey is so large that if there were no correlation among people in general, there is less than a 5% chance of obtaininga correlation this large, the correlation is
A) statistically significant. B) statistically insignificant. C) nonlinear. D) curvilinear.