Examlex
In cluster sampling, the population is divided into subsets called clusters (such as cities or city blocks), and then a random sample of the clusters is selected. Once the clusters are selected, we typically sample all of the members in each selected cluster.
General Intelligence
A theoretical measure of an individual's overall mental capability, often conceptualized as the ability to learn, reason, solve problems, and adapt to new situations.
Epigenetics
“Above” or “in addition to” (epi) genetics; the study of the molecular mechanisms by which environments can influence genetic expression (without a DNA change).
Environmental Influences
Factors within the environment that can affect behaviors, development, and life processes.
Growth Mindset
The belief that abilities and intelligence can be developed through dedication and hard work, embracing challenge and learning from feedback.
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