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What categories of persons are most likely to be poor in US society and therefore to require assistance of various kinds? How do race and gender factor into this?
Standard Error
A statistical measure that quantifies the extent to which a sample statistic varies from the actual population parameter.
Population Parameter
A numerical characteristic or measure that describes an aspect of a population, such as its mean or variance.
Sampling Distribution
The distribution of probabilities for a certain statistic, obtained from a random sample.
Sample Statistic
A numerical measure that describes an aspect of a sample of a population.