If a nominal independent variable has 4 possible categories, the number of dummy variables needed to uniquely represent these categories is:

Implementing a practice that is completely new to an entire industry, not just to one organization, is called ______ change.

Fill in the blank(s) with the appropriate word(s).

Which of the following creates an agency relationship?

a. Subornation. b. Ratification. c. Voluntary action of the broker. d. Interlineation.