If we have four factors in a factorial design, we have ________ possible main effects

A) 4
B) 5
C) 24
D) 15

Fill in the blank with the correct answer.

Answer: A

Political Science

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The percentage of Americans engaged in agricultural production today is about __________

a. 1 percent b. 10 percent c. 19 percent d. 23 percent

Political Science

If an individual can compare each pair of elements in one of the following ways, prefers x to y, prefers y to x, or is indifferent between x and y, then the actor has a ______.

A. transitive preference ordering B. complete preference ordering C. single-peaked preference ordering D. double-peaked preference ordering

Political Science