Dictionary

chi-square

2 ENTRIES FOUND:

chi–square

noun, often attributive \ˈkī-ˈskwer\

Definition of CHI-SQUARE

:  a statistic that is a sum of terms each of which is a quotient obtained by dividing the square of the difference between the observed and theoretical values of a quantity by the theoretical value

First Known Use of CHI-SQUARE

1900

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