DFFITS
id:
dffits-196-11819945
title:
DFFITS
text:
In statistics, DFFIT and DFFITS are diagnostics meant to show how influential a point is in a linear regression, first proposed in 1980. DFFIT is the change in the predicted value for a point, obtained when that point is left out of the regression: where y ^ i and y ^ i are the prediction for point i with and without point i included in the regression. DFFITS is the Studentized DFFIT, where Studentization is achieved by dividing by the estimated standard deviation of the fit at that point: where
brand slug:
wiki
category slug:
encyclopedia
description:
Diagnostics measure for statistical regression
original url:
https://en.wikipedia.org/wiki/DFFITS
date created:
date modified:
2023-08-27T19:26:37Z
main entity:
{"identifier":"Q5204913","url":"https://www.wikidata.org/entity/Q5204913"}
image:
fields total:
13
integrity:
14