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

Table 6

Descriptive measures of the samples of the times to untenable related to the second fire scenario and the three alternative floor plans ().

Sample statistic/distribution fitting results	Sample of	Sample of	Sample of
Sample size	100	100	100
Mean, s	143.09	123.63	74.03
Median, s	144	123	74
Coeff. of variation, %	3.98	4.33	3.51
Standardised skewness	0.19	2.03	1.01
Standardised kurtosis	−1.05	0.9	−0.55
Minimum, s	132.0	110.0	68.5
Maximum, s	156.0	139.0	80.5
KS-DN/ value (normal distr.)	0.0914/0.3771	0.1125/0.1594	0.1075/0.1981
KS-DN/ value (lognormal d.)	0.0979/0.2944	0.1038/0.2322	0.1008/0.2629
KS-DN/ value (Gumbel distr.)	0.1294/0.0702	0.0868/0.4456	0.1314/0.0632
Fitted distribution	Normal	Gumbel	Lognormal
Estimate of the 1st parameter	143.09 (mean)	121.09 (mode)	4.30 (scale)
Estimate of the 2nd parameter	5.69 (std. dev.)	4.89 (scale)	0.04 (shape)

Parameter of the fitted distribution.