Yates's correction

GPTKB entity

Statements (15)
Predicate Object
gptkbp:instanceOf statistical analysis
gptkbp:alsoKnownAs gptkb:Yates's_correction_for_continuity
gptkbp:amendedBy gptkb:Pearson's_chi-squared_test
gptkbp:appliesTo gptkb:chi-squared_test
small sample sizes
gptkbp:category statistical corrections
gptkbp:field statistics
https://www.w3.org/2000/01/rdf-schema#label Yates's correction
gptkbp:method subtracts 0.5 from the absolute difference between observed and expected frequencies before squaring
gptkbp:proposedBy gptkb:Frank_Yates
gptkbp:purpose to reduce error in approximation of discrete distribution by continuous distribution
gptkbp:usedFor 2x2 contingency tables
gptkbp:yearProposed 1934
gptkbp:bfsParent gptkb:Pearson's_chi-squared_test
gptkbp:bfsLayer 5