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Language of the book is easily understanable for undergraduate students. The way of teaching is well-organized. Limited sources on this issue makes the book extremly valuable.
Quite important book as it clarifies the phenomenon of heteroscedasticity beyond the statements found in usual teaching books for statistics. It contains many examples, which helps the reader to understand the concept.
However, it would have been good to implement practical advices for dealing with heteroscedasticity in SPSS or R, or in other words: with the book, the reader is able to understand the concept, but he is not fully able to deal with it in statistical programs.
