Examlex
Suppose an isotope has a half-life of 50 million years, and 1\8 of the sample remaining consists of that isotope. What is the age of the rock from which it was taken?
Homosexuality
A sexual orientation characterized by a romantic or sexual attraction to individuals of the same sex.
Factor Analysis
A statistical method used to identify underlying variables, or factors, that explain the pattern of correlations among multiple variables.
Raymond Cattell
A British and American psychologist known for his psychometric research and the development of several personality and intelligence tests.
Tantrums
Sudden, uncontrolled outbursts of anger and frustration, typically in children.
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