Examlex
Which of the following statements is true of public relations?
Population Parameter
A numerical value that summarizes or describes an aspect of a population, such as the mean or variance.
Sampling Procedure
The method or process used to select a sample from a population for statistical analysis.
Confidence Interval
A grouping of values from sample statistics, thought to potentially envelop the value of an unknown population feature.
Population Proportion
The ratio of members in a subgroup of a population to the total population, expressed as a fraction or percentage.
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