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If the Standard Deviation of X Is 18,the Covariance of X

question 172

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If the standard deviation of x is 18,the covariance of x and y is 120,the coefficient r = 0.90,then the standard deviation of y is 54.87.


Definitions:

Taylor-Johnson Temperament Analysis

A psychological test that assesses personality traits and temperaments to evaluate personal relationships and potential conflicts.

Projective Personality

A type of personality assessment that relies on projecting one's own interpretations onto ambiguous stimuli to uncover underlying thoughts and feelings.

Objective Personality

Personality assessment tools or methods that rely on structured, standardized questions or prompts to evaluate personality traits with minimal subjective interpretation.

Bender Visual-Motor Gestalt Test

A psychological assessment tool that evaluates visual-motor functioning, planning, and organizational abilities through the copying of geometric shapes.

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