In the United States, both the national and state governments have authority to enact laws and policies. This system is known as ______.

The distinction between the average deviation and the variance is

A) The average deviation is the square root of the variance. B) The average deviation is the average distance each score is from the mean, whereas the variance in the average squared distance each score is from the mean. C) The average deviation is the square of the variance. D) The variance is the square of the standard deviation, which is equal to .707 times the average deviation.

Plato's writings can be considered a source of arguments in favor of authoritarianism because

a. the king had to be a philosopher b. he sets an academic precedent for enlightened or benevolent monarchy c. the guardians are forced to give up their personal wealth for the benefit of the community d. he favored a malicious dictatorial type of rule e. All of the above