Which of the Following Is a Concern Regarding the Use

question 210

Multiple Choice

Which of the following is a concern regarding the use of a completely within-subjects factorial design using repeated measures?

• A) The researcher needs a large enough sample size for the random assignment to work.
• B) It is difficult to form large sets of participants who are equated on the matching variable.
• C) Participants might figure out the hypothesis; thus, demand characteristics are a concern.
• D) All of the above.

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Definitions:

Auto-ignition Temperature

The lowest temperature at which a substance spontaneously ignites in a normal atmosphere without an external source of ignition.

Melting Point

The melting point is the temperature at which a solid substance transitions to its liquid phase under atmospheric pressure.

Physical Change

A physical change is a change in a substance that does not involve a change in its chemical composition, such as melting, freezing, or cutting.

Specific Heat

The amount of heat per unit mass required to raise the temperature of a substance by one degree Celsius.