Table 1 Posterior Means and Standard Deviations for the Speeds of the Case Vehicles, and the Measured Speeds for the Control Vehicles, for 10 Road Accident Research Unit Run-off Road Crashes. All Speeds are in Miles per Hour. | Bureau of Transportation Statistics

Table 1 Posterior Means and Standard Deviations for the Speeds of the Case Vehicles, and the Measured Speeds for the Control Vehicles, for 10 Road Accident Research Unit Run-off Road Crashes. All Speeds are in Miles per Hour.

Crash no.	Case speeds		Control speeds
Crash no.	Mean	Standard deviation	1	2	3	4
1	43.4	4.1	34	35	38	38
2	41.5	3.9	27	30	34	38
3	48.3	4.3	30	34	35	39
4	53.2	3.3	32	34	37	42
5	54.8	4.5	37	43	38	30
6	86.9	9.0	37	37	38	38
7	41.5	2.4	33	34	38	43
8	38.7	2.3	31	40	40	42
9	59.2	3.4	39	39	42	43
10	62.5	3.2	34	38	39	43