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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.
Information Revolution
The rapid advancement and spread of information technology since the late 20th century, transforming society and communication.
Technological Innovation
The introduction and application of new technologies or improvements to existing technologies to create more effective products, processes, or services.
Karl Marx
A 19th-century philosopher, economist, and political theorist best known for his works on socialism and communism.
Capitalist Societies
Societies organized around the principles of capitalism, where private ownership, the profit motive, and market competition dominate economic and social relations.
Q4: In a simple linear regression problem,the
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