TABLE 3 Estimation of Rounding Model for Arrival Times,,,, Coefficient,Maximum likelihood estimate,,Standard error, a5, 0.900,,0.00201, b5,,–0.1400,,0.00127 a15, 0.065,,0.00165, b15,,0.0071,,0.00028 a30, 0.014,,0.00146, b30,,0.0026,,0.00014 a60,–0.00005,,0.00014, b60,,0.00006,,0.00002 log-likelihood,–1.615.106,,, log-likelihood L0,–2.252.106,,,