Which of the following statements describes a primary difference between democratic and communist governments? A.
Only democratic governments distribute land to citizens and make decisions about the economy.
B.
Only democratic governments have complete control of both the economic and political systems.
C.
Only communist governments have complete control of both the economic and political systems.
D.
Only communist governments use popular elections to determine who serves as a government official.

Match the item to the definition: indirect correlation, correlational research, correlational research, covary, pearson correlation coefficient, pearson correlation coefficient, direct correlation a. used to describe the relationship between two or more naturally occurring variables b. determines whether scores on the two variables covary c. whether two variables vary or change together d. denoted by the symbol "r" e. provides information about the sign (direction) and magnitude(strength) of the linear relationship. f. when the correlation is positiveg. when the correlation is negative