Troy Segal is an editor and writer. She has 20+ years of experience covering personal finance, wealth management, and business news. Catherine Falls Commercial/Getty Images Linear regression is a type ...
This is a preview. Log in through your library . Abstract For the usual regression model without replication, we provide a diagnostic test for heteroscedasticity based on the score statistic. A ...
This is a preview. Log in through your library . Abstract Heteroscedastic errors can lead to inaccurate statistical conclusions if they are not properly handled. We introduce a test for ...
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