Models of Analysis of Credible Deviation from Speed Limits on Two-Lane Roads of Bosnia and Herzegovina

Table 4

Necessary and sufficient sample size.

The sample size for the acceptable deviation value e = 1 (km/h)
Reliability level (%)	K	U	Standard deviation σ (km/h)
			2	4	6	8	10	12
90	1.65	0.00	11	44	98	174	272	392
95	1.96	1.04	24	95	213	379	592	852