Often, We Do Not Know at the Start of an Experiment

question 25

Multiple Choice

Often, we do not know at the start of an experiment what extraneous variables could affect our results. The best means of controlling unknown sources of extraneous variables is

• A) matching.
• B) counterbalancing.
• C) randomization.
• D) analysis of covariance.

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Definitions:

Moral Persons

Beings capable of making ethical decisions and recognizing moral claims upon their actions.

Consequentialist Thought

Ethical philosophy considering the consequences of actions as the primary basis for any judgment about the rightness or wrongness of those actions.

Utilitarian Thought

A philosophical belief that the best action is the one that maximizes utility, usually defined as that which produces the greatest well-being of the greatest number of people.

A Theory of Justice

This is a seminal work by philosopher John Rawls, proposing principles of justice that would lead to a fair and equitable society.