The Denominator of the Pearson R Is $C P _ { X Y }$

question 37

Multiple Choice

The denominator of the Pearson r is.

• A) \(C P _ { X Y }\)
• B) \(\sum ( X - \bar { X } ) ( Y - \bar { Y } )\)
• C) \(\left( S S _ { X } \right) \left( S S _ { Y } \right)\)
• D) \(\sqrt { \left( S S _ { X } \right) \left( S S _ { Y } \right) }\)

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Definitions:

Relationship

How two or more notions, entities, or persons are associated, or the status of association.

Populations

The whole set of individuals or objects of interest in a particular study or statistical analysis.

Categories

Distinct groups or classes into which data or objects are organized.

Nominal Data

Data classified into categories that cannot be ordered in a meaningful way, used in qualitative analysis.