A Measure of How Much Scores Within a Distribution Differ

question 72

Multiple Choice

A measure of how much scores within a distribution differ among themselves is the

• A)mean.
• B)frequency.
• C)variance.
• D)median.

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Definitions:

Cognitive Developmental Stages

Theoretical stages proposed by psychologists to describe the progression of thinking and reasoning abilities as people grow.

Conceptual Frameworks

Structures of concepts and ideas that guide thinking, research, and practice in various fields by providing an organized way to make sense of related phenomena.

Piaget

A Swiss psychologist known for his pioneering work in child development, specifically his theory of cognitive development that describes how children construct a mental model of the world.

Formal Operational Stage

In Piaget’s theory, the stage of cognitive development (normally beginning about age 12) during which people begin to think logically about abstract concepts.