Solving the Problem of Multiple-Criteria Building Design Decisions with respect to the Fire Safety of Occupants: An Approach Based on Probabilistic Modelling

Table 5

Descriptive measures of the samples of the times to untenable related to the first fire scenario and the three alternative floor plans in the hospital building under reconstruction ().

Sample statistic/distribution fitting results	Sample of	Sample of	Sample of
Sample size	100	100	100
Mean, s	126.3	236.1	57.5
Median, s	126.0	236.0	57.25
Coeff. of variation, %	2.02	1.66	4.26
Standardised skewness	3.66	1.17	2.34
Standardised kurtosis	2.19	0.37	1.75
Minimum, s	14.7	223.0	51.75
Maximum, s	29.0	245.0	65.75
KS-DN for normal distribution/ value	0.1015/0.2555	0.071/0.6938	0.0912/0.3805
KS-DN for lognormal distribution/ value	0.1039/0.2306	0.0738/0.6471	0.0826/0.5156
KS-DN for Gumbel distribution/ value	0.1584/0.0132	0.1179/0.1242	0.0886/0.4175
Fitted distribution	Normal	Normal	Lognormal
Estimate of the 1st parameter	123.33 (mean)	236.1 (mean)	4.05 (scale)
Estimate of the 2nd parameter	2.56 (std. dev.)	3.91 (std. dev.)	0.04 (shape)

Parameter of the fitted distribution.