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chi-square test

A Dictionary of Nursing | 2008 | © A Dictionary of Nursing 2008, originally published by Oxford University Press 2008. (Hide copyright information) Copyright

chi-square test (ky-skwair) n. (in statistics) a test to determine if the difference between two groups of observations is statistically significant (see significance), used in controlled trials and other studies. It measures the differences between theoretical and observed frequencies (see frequency distribution) and identifies whether or not variables are dependent (see variable).

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chi-square test

chi-square test see statistics .

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