One of the factors that contributed to the demand for opium in Europe and America was the migration of the Chinese

What is the most important long-term force affecting U.S. elections?

a. party identification. b. candidate attributes. c. candidate issue positions. d. media coverage. e. political advertising.

Distributions with bell-shaped, symmetric curves are referred to as

A) Skewed distributions. B) Curvilinear distributions. C) Normal distributions. D) Poisson distributions.