What is the role of turning points in the development of an intercultural relationship?

To eliminate unwanted influences, which of the following do researchers use?

a) Independent variables b) Dependent variables c) Control variables d) Predictor variables

The probability of sampling any value under the normal curve that is greater than the mean is

a. 0 b. 0.25 c. 0.50 d. 1.0 e. depends on the value