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I TEST DI SIGNIFICATIVITA IL TEST DI STUDENT

Si parte dal presupposto che il nostro campione discenda dalla popolazione: e' questa la c.d. ipotesi nulla o zero (Ho); l'ipotesi nulla e' vera quando campione e popolazione coincidono; invece l'ipotesi nulla e' falsa o rigettata quando campione e popolazione non coincidono (H1 ipotesi alter

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I TEST DI SIGNIFICATIVITA IL TEST DI STUDENT

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    1. I TEST DI SIGNIFICATIVITA' IL TEST DI STUDENT

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