Several recent studies have found that moderate drinkers of alcohol have lowered levels of heart disease risk than non-drinkers.
It has been hypothesized that moderate drinking may reduce stress which in turn may lead to a reduction in the risk of heart disease. In this example lowered stress levels would be considered a(n) __________ variable.
a. independent
b. dependent
c. extraneous
d. mediating
Question 2
Text appears in all communication media, including
A) books. B) speeches.
C) films. D) All of the above
