| Standardization field | Non-metallic materials | 
| Technical committee | BAS/TC 11- Petroleum and petroleum products | 
| Term (EN) | experimental standard deviation | 
| Definition (EN) | for a series of n measurements of the same
measurand, the quantity, s, characterizing the
dispersion of the results and given by the formula
NOTE Considering the series of n values as a sample
of a distribution, x is an unbiased estimate of the mean
m, and s2 is an unbiased estimate of the variance s2, of
that distribution. | 
| Term (FR) |  | 
| Definition (FR) |  | 
| Term (DE) |  | 
| Definition (DE) |  | 
| Term (BS) | eksperimentalno standardno odstupanje | 
| Definition (BS) | veličina s koja za niz od n mjerenja iste mjerene
veličine opisuje rasipanje rezultata, data je formulom
NAPOMENA Uzimajući u obzir niz n vrijednosti kao uzorak
raspodjele, x je nepristrasna procjena srednje vrijednosti
m, a s2 nepristrasna procjena varijanse s2 te raspodjele. | 
| Term (HR) |  | 
| Definition (HR) |  | 
| Term (SR) |  | 
| Definition (SR) |  | 
| Date | 2016-03-02 | 
| Standards | BAS ISO 1998-6:2002 | 
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