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If there are two unbiased estimators of a parameter,the one whose variance is smaller is said to be relatively efficient.
Scholastic Aptitude Test
A standardized test used for college admissions in the United States, measuring verbal and mathematical reasoning abilities.
Scientific Goal
An objective or aim that an experiment, study, or research project is designed to achieve, often contributing to knowledge in a specific area of science.
Successful
Pertains to the achievement of desired results, objectives, or goals through effective planning, execution, and performance.
Domain of Development
Specific areas of growth and change, typically referring to child development, including cognitive, emotional, physical, and social development.
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