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Slika - Shrani.si

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A. Juriˇ<strong>si</strong>ć in V. Batagelj: Verjetnostni račun in statistika 302<br />

✬<br />

✫<br />

Mere razprˇsenosti<br />

Za oceno populacijskega odklona uporabljamo mere razprˇsenosti.<br />

Vzorčni razmah = max<br />

i xi − min<br />

i xi.<br />

Vzorčna disperzija s 2 0 = 1<br />

n<br />

n<br />

(xi − ¯x) 2 .<br />

i=1<br />

Popravljena vzorčna disperzija s 2 = 1<br />

n − 1<br />

ter ustrezna vzorčna odklona s0 in s.<br />

n<br />

(xi − ¯x) 2 .<br />

Univerza v Ljubljani ▲<br />

❙ ▲<br />

▲<br />

i=1<br />

▲<br />

● ❙ ▲<br />

▲<br />

☛ ✖<br />

✩<br />

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