The gender of participant is an example of one of the most commonly used

A) Catalytic variables.
B) Dependent variables.
C) Randomized variables.
D) Moderator variables.

Answer: D

Political Science

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A mean can be appropriately used with which type(s) of data?

A) Nominal B) Score C) Ordered D) All of the above

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How many presidents were assassinated while in office?

A) two B) three C) four D) six E) eight

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