07.06.2013 Views

Metodi di ricampionamento: jacknife, bootstrap e test di ipotesi

Metodi di ricampionamento: jacknife, bootstrap e test di ipotesi

Metodi di ricampionamento: jacknife, bootstrap e test di ipotesi

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Bootstrap: bias<br />

La stima Bootstrap del Bias è:<br />

bias bs(W ) = W (.) −W<br />

E’ pertanto possibile correggere la stima<br />

eliminando il bias come:<br />

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