In a Latin Square (LS)design the Number of Categories of Each

question 58

Multiple Choice

In a Latin square (LS) design the number of categories of each extraneous variable to be controlled

• A) must not be greater than two
• B) exactly equals the number of treatments
• C) has to be less than the number of treatments minus one, divided by two [<(n-1)/2]
• D) exactly equals the number of dependent variables

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Definitions:

Direction of Cause and Effect

Pertains to determining which variable influences the other in a cause-and-effect relationship.

Experimental Methods

Research designs involving the manipulation of variables to determine cause-and-effect relationships.

Nonexperimental Methods

Research designs that do not involve the manipulation of variables or random assignment of participants.

Randomization

Controlling for the effects of extraneous variables by ensuring that the variables operate in a manner determined entirely by chance.