Examlex
Identify the correct statement about the distribution of income in the United States in the last two decades.
Randomization
The process of making choices randomly (or as if by chance), often used in experiments to eliminate bias and ensure an unbiased distribution of experimental conditions.
Repetition
The act or an instance of repeating something, often for emphasis, learning or effect.
Sampling Method
The technique or process used to select a sample from a population for statistical analysis.
Stratified Sample
A stratified sample involves dividing a population into smaller groups, or strata, and randomly sampling from each stratum to ensure representation of all groups.
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