The strength of experimental designs is that the degree of control helps eliminate rival explanations for the changes observed.

What statement does not accurately describe the selection of a leadership style in a

group discussion? a. it should be selected in advance of the discussion b. it should be determined by the needs of the group c. it should be determined by the requirements of the moment d. it should be flexible and varied

"Chocolate is high in fat, but full of nutrition, and can be considered healthy." This statement would not make a good main idea because it lacks __________.

A. discreteness B. simplicity C. coherence D. balance