Examlex
The degrees of freedom for the test statistic in a test of a contingency table is (r - 1)(c - 1)where r is the number of rows in the table,and c is the number of columns.
American Idol
A popular American singing competition television series aimed at discovering new singing talent.
Empirical Economics
The branch of economics that analyzes data to understand and explain economic phenomena.
Economic Theories
Systematic frameworks for analyzing economic phenomena, developed to explain and predict economic patterns and behaviors.
Normative Statement
An assertion that expresses a value judgment or opinion about what ought to be, rather than what is empirically verifiable.
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