Examlex
Empirical tests to date show ______________.
Infant Mortality
The number of deaths of infants under one year old per 1,000 live births in a given region or period.
Lurking Variable
A hidden variable that is not directly observed but may influence the relationship between the independent and dependent variables in a study.
Health Care
The maintenance or improvement of health via the prevention, diagnosis, treatment, recovery, or cure of disease, illness, injury, and other physical and mental impairments in people.
Association
A relationship or connection between two variables, which may indicate that changes in one variable could relate to changes in another.
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