If Two Variables Reflect a Perfect (1

question 14

Multiple Choice

If two variables reflect a perfect (1.0 or -1.0) correlation,

• A) the body of the graph of the correlation will contain a straight line.
• B) there will be no exception to the overall pattern of the relationship between variables.
• C) the two "variables" are probably just two different indicators of the same variable.
• D) all of the above

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Definitions:

Centration

Centration is a term from cognitive psychology describing a tendency to focus on one aspect of a situation while neglecting others, common in early childhood development.

Conservation

A cognitive ability, identified by Jean Piaget, that allows a person to understand that certain properties of objects remain the same despite changes in the object's form or appearance.

Scaffolding

Pedagogical technique that provides supportive structures and tools to aid learning, allowing students to perform tasks they cannot do independently.

Model Airplane

A scaled-down replica of an aircraft, used for display, hobby building, or flying competitions.