Which of the following is an appropriate control for situations in which there may be questions of objectivity in making observations?

A) Increase the number of participants.
B) Decrease the number of conditions to be manipulated.
C) Use laboratory animals instead of human participants.
D) Use several observers to record participants' responses.


Answer: D

Political Science

You might also like to view...

When states and nations do not coincide, the result is often

A. political conflict. B. economic development. C. democracy. D. a stronger political culture.

Political Science

Once free of Britain's domination, the United States felt compelled to maintain binding relationships with European empires

Indicate whether the statement is true or false.

Political Science

The congressional elections that occur in-between the four-year presidential election cycles are called

A) caucuses. B) invisible elections. C) midterm elections. D) gubernatorial elections. E) primary elections.

Political Science

Which form of local government is considered the only form of pure direct democracy left in the United States and is found exclusively in the New England states?

a. commission form b. strong mayor form c. town meeting form d. council-manager form e. mayor-council form

Political Science