Statistika (za biologe, 2.dio) - Pmf
Statistika (za biologe, 2.dio) - Pmf
Statistika (za biologe, 2.dio) - Pmf
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Mat. očekivanje <strong>za</strong> X binomnu sl. varijablu s parametrima n i p je<br />
n�<br />
� �<br />
n<br />
EX = k p<br />
k<br />
k q n−k = np.<br />
A varijanca je<br />
Pa je st. devijacija<br />
k=0<br />
varX = npq .<br />
σX = √ npq .