The Main Technique for Estimating How Much Heredity and Environment

question 457

Multiple Choice

The main technique for estimating how much heredity and environment affect intelligence involves the use of

• A)high-stakes testing.
• B)twin studies.
• C)artificial intelligence.
• D)culture-fair testing.

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Definitions:

Reliability Coefficient

The reliability coefficient is a statistical measure that indicates the consistency or stability of scores obtained from a test or measurement tool over time.

Unsystematic Error

The collection of factors that contribute to the variation in scores noted across administrations of a test or instrument. Also referred to as random error.

Random Measurement Error

Variability in measurement results that arises from unpredictable fluctuations during the measurement process.

Internal Consistency

A measure of the reliability of a psychological test or survey, based on the extent to which all parts of the test contribute equally to what is being measured.