Examlex
The primary advantage of cluster sampling is sampling convenience (and possibly less cost).The downside,however,is that the inferences drawn from a cluster sample can be less accurate,for a given sample size,than for other sampling plans.
Birth Through 2 Years
marks a critical period of rapid physical, cognitive, and social-emotional growth, foundational for subsequent development stages.
Language Development
Refers to the process by which children come to understand and communicate language during early childhood.
Expanding
The process of increasing in size, volume, quantity, or scope.
Language Acquisition
The method through which people develop the ability to notice, create, and employ words for the purpose of comprehension and interaction.
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