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Results tagged with residuals
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user 48146
The residuals of a model are the actual values minus the predicted values. Many statistical models make assumptions about the error, which is estimated by the residuals.
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Predicting variance of heteroscedastic data
I am trying to do a regression on heteroscedastic data where I'm trying to predict the error variances as well as the mean values in terms of a linear model. Something like this:
$$\begin{align}\\
y\ …
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