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Simplify the radical expression as much as possible.
Confidence Interval
A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain probability.
Confidence Interval
A statistical range, based on sample data, that is likely to contain the true value of an unknown population parameter.
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.
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