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Slika - Shrani.si

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A. Juriˇ<strong>si</strong>ć in V. Batagelj: Verjetnostni račun in statistika 388<br />

✬<br />

✫<br />

III. Majhen vzorec za (1 − α)%-ni interval zaupanja<br />

za povprečje µ populacije:<br />

y ± t α/2<br />

<br />

s<br />

√n ,<br />

kjer je porazdelitev spremenljivke y vzeta na osnovi (n − 1) prostostnih<br />

stopenj.<br />

Privzeli smo: populacija, iz katere smo izbrali vzorec,<br />

ima pribliˇzno normalno porazdelitev.<br />

Univerza v Ljubljani ▲<br />

❙ ▲<br />

▲<br />

▲<br />

● ❙ ▲<br />

▲<br />

☛ ✖<br />

✩<br />

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