Meaning of "Chi-squared" test

chi-square test

chi-square test

n.
A test that uses chi-square statistics to test the fit between a theoretical frequency distribution and a frequency distribution of observed data for which each observation may fall in one of several classes.

chi-square test

chi-square test

n
(Statistics) statistics a test derived from chi Distribution square to compare the goodness of fit of the theoretical and observed frequency distributions or to compare nominal data derived from groups of mismatched subjects

chi′-square`

chi'-square`

(or chi'-squared` ) test`,

n n.
a test that uses the chi-square amount to test the mathematical fit of a frequency curve to an observed frequency distribution.
[1935-40]