Examlex
In a stratified sample the population is divided into mutually exclusive subgroups and the random sample of subgroups are selected for the sample.
Sexually Active
Engaging in sexual intercourse or sexual behaviors with one or more partners, often discussed in contexts of health and risk management.
Sexual History
A detailed account of an individual's sexual activity, including the number of partners, types of sexual activities, and history of sexually transmitted infections.
Communicative Technique
A strategy or method used to convey information or messages effectively in interpersonal interactions.
Hospitalized Child
A child admitted to a hospital for treatment, observation, or surgery.
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