The following travel times were measured for vehicles traversing a 2,000 ft. segment of an arterial: Vehicle Travel Time (s) 1 40.5 2 44.2 3 41.7 4 47.3 5 46.5 6 41.9 7 43.0 8 47.0 9 42.6 10 43.3 Determine the time mean sped (TMS) and space mean speed (SMS) for these vehicles.