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Encyclopedia > Yates' correction for continuity

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Yates' correction for continuity

Yates' correction for continuity, or Yates' chi-square test, adjusts the formula for Pearson's chi-square test by subtracting 0.5 from each observed value in a 2 X 2 contingency table. This formula is chiefly used when at least one cell of the table has an expected frequency less than 5.

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