Examlex
In determining the number of persons who are poor in the U.S.when calculating family income
Population Proportion
The fraction or percentage of a population that displays a particular attribute or characteristic.
Margin of Error
A measure indicating the range of values above and below a sample statistic in a confidence interval.
Point Estimate
A single value derived from sample data that serves as a best guess or best estimate of a population parameter.
Confidence Interval
A spectrum of values, extracted from statistics of a sample, presumed to hold the value of a not-yet-known population characteristic, assured with a particular degree of confidence.
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