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All globular clusters in our Milky Way are about how old?
National Health Survey
A comprehensive survey conducted at a national level to assess the health status, behaviors, and conditions of the population, guiding public health policies and research.
Random Sample
A subset of a statistical population in which each member of the subset has an equal probability of being chosen.
Confidence Interval
A span of numerical values, derived from data collected from samples, that is assumed to capture the value of an unknown population quality.
Proportion of Employee
A ratio or fraction that represents the number of employees in a particular category relative to the total number of employees.
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