The Standard Deviation Is the Square Root of

question 21

Multiple Choice

The standard deviation is the square root of

• A) The coefficient of determination
• B) The sum of squares
• C) The variance
• D) The range

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Definitions:

Internal Consistency

A measure of the reliability of a psychological test or assessment, based on the correlation between multiple items or components of the test.

Alternate Form

A variant or different version of something, often used in the context of tests or assessments to reduce the effect of memorization or test practice.

Inter-rater

A measure of agreement among different people rating or assessing the same thing, ensuring consistency in evaluations across different observers.

Test-retest Reliability

The consistency of a psychological test or assessment over time when given to the same individuals.