Examlex
Which of the following groups in the United States is most likely to have experienced stagnant or declining wages since the 1970s?
Archival Data
Information collected and stored in archives, including documents, records, and datasets that are used for research or reference.
External Validity
The extent to which the findings of a study can be generalized to other settings, populations, and times beyond the study conditions.
Independent Variable
A variable that is manipulated or changed in an experiment to see if it has an effect on the dependent variable.
Correlation Coefficient
A statistical measure that indicates the extent to which two or more variables fluctuate together, ranging from -1 to 1, where 1 means a perfect positive relationship, -1 means a perfect negative relationship, and 0 means no relationship.
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