heteroscedasticity - Practically speaking, how do people handle …
This isn't a strictly stats question--I can read all the textbooks about ANOVA assumptions--I'm trying to figure out how actual working analysts handle data that doesn't quite meet the …
r - Best way to deal with heteroscedasticity? - Cross Validated
Apr 19, 2015 · I list a number of methods of dealing with heteroscedasticity (with R examples) here: Alternatives to one-way ANOVA for heteroskedastic data. Many of those …
Heteroscedasticity: When is it OK? - Cross Validated
Nov 19, 2020 · Heteroscedasticity can be assumed irrelevant when the only objective is prediction, pure and simple.
heteroscedasticity - What are the consequences of having non …
Oct 17, 2016 · One of the assumptions of linear regression is that there should be a constant variance in the error terms and that the confidence intervals and hypothesis tests ...
heteroscedasticity - Test homogeneity in lmer models - Cross …
Jan 10, 2017 · A reviewer is asking me to test for homoscedasticity with "appropriate tests", as opposed to visual inspection of residual plots. I haven't found any such test (I guess he wants …
heteroscedasticity - What does having "constant variance" in a …
@gung in your comment you put italics on all the words in the phrase minimum variance unbiased estimator. I understand that with heteroscedasticity the estimator will become less efficient …
heteroscedasticity - Multiple linear regression homoscedasticity ...
Oct 27, 2023 · My question is about the implications of the violation of homoscedasticity/linearity for multiple linear regression. I have tried to find the answer in multiple sources but could not …
heteroscedasticity - How can I test Heteroskedasticity in GAM?
Jun 16, 2021 · I'm trying to test heteroskedasticity in different models namely in linear regreesion model, polynomial regression model, and generalized additive model. Using the …
terminology - Why are there two spellings of "heteroskedastic" or ...
May 22, 2015 · I frequently see both the spellings "heteroskedastic" and "heteroscedastic", and similarly for "homoscedastic" and "homoskedastic". There seems to be no difference in …
heteroscedasticity - White's test for heteroskedasticity in R - Cross ...
Jun 5, 2015 · I am trying to estimate heteroskedasticity in R. I had Eviews available in my college's lab but not at home. I have been trying to use "het.test" package and whites.htest but …