Model Parameter Logit (RMSE, SE, CP) Cauchit (RMSE, SE, CP) Aranda-Ordaz (RMSE, SE, CP) Probit (RMSE, SE, CP) Log-log (RMSE, SE, CP) Skewed logit (RMSE, SE, CP) Skewed probit (RMSE, SE, CP) PGcr 150 3.3724 (2.7849, 1.8165, 0.8240) 3.3970 (2.7338, 1.9473, 0.8659) 2.7669 (1.2054, 1.3153, 0.7454) 3.3973 (2.8911, 1.8443, 0.8356) 3.5121 (2.9145, 1.8474, 0.8508) 3.6561 (3.5202, 1.2397, 0.7158) 3.1939 (2.0992, 1.6742, 0.8162) 1.9345 (1.6645, 1.7834, 0.8503) 1.8449 (1.4212, 1.8256, 0.8617) 1.4985 (0.4386, 0.9784, 0.9522) 1.9405 (1.6500, 1.7721, 0.8366) 1.7221 (1.1764, 1.6802, 0.8379) 2.1529 (4.1970, 1.2223, 0.7349) 1.7699 (1.3181, 1.7476, 0.8754) 1.9402 (0.6654, 0.3762, 0.7291) 1.9365 (0.6568, 0.3756, 0.7468) 1.6939 (0.5831, 0.3290, 0.7602) 1.9249 (0.6467, 0.3667, 0.7401) 1.9410 (0.6632, 0.3755, 0.7400) 2.0238 (0.7721, 0.4274, 0.7131) 1.8943 (0.6160, 0.3589, 0.7747) 0.0614 (0.0165, 0.0135, 0.8103) 0.0615 (0.0162, 0.0131, 0.8265) 0.0778 (0.0443, 0.0191, 0.8125) 0.0617 (0.0160, 0.0130, 0.8186) 0.0613 (0.0163, 0.0131, 0.8065) 0.0566 (0.0216, 0.0132, 0.6666) 0.0616 (0.0161, 0.0132, 0.8162) 1.6632 (2.8407, 0.4227, 0.0659) 1.1729 (1.6558, 0.7451, 0.3005) 1.0952 (1.8699, 0.6923, 0.2529) −1.3603 (0.2440, 0.2414, 0.9536) −1.3921 (0.3985, 0.3663, 0.9244) −1.2359 (0.4902, 0.3005, 0.8568) −0.8333 (0.5726, 0.1374, 0.0318) −0.4785 (0.9173, 0.1191, 0.000) −1.4612 (1.0056, 0.9099, 0.5382) −1.5547 (1.2938, 1.4473, 0.6146) 0.0343 (0.1427, 0.1229, 0.9420) 0.0477 (0.2042, 0.1868, 0.9500) 0.0305 (0.1446, 0.1488, 0.9590) 0.0197 (0.0741, 0.0696, 0.9448) 0.0173 (0.0671, 0.0607, 0.9393) 0.0527 (0.1864, 0.2035, 0.9590) 0.0145 (0.0791, 0.0946, 0.9743) −0.0369 (0.1421, 0.1236, 0.9452) −0.0431 (0.2053, 0.1868, 0.9446) −0.0453 (0.1768, 0.1467, 0.9534) −0.0219 (0.0818, 0.0693, 0.9416) −0.0120 (0.0590, 0.0594, 0.9545) −0.0892 (0.2677, 0.2434, 0.9672) −0.0296 (0.1097, 0.0992, 0.9743) 0.0005 (0.0468, 0.0442, 0.9536) 0.0009 (0.0695, 0.0689, 0.9723) −0.0024 (0.0518, 0.0530, 0.9579) 0.0004 (0.0345, 0.0251, 0.8409) 0.0009 (0.0326, 0.0215, 0.7785) −0.0088 (0.0723, 0.0744, 0.9125) −0.0003 (0.0309, 0.0353, 0.9051) 0.0004 (0.0398, 0.0443, 0.9757) 0.0014 (0.0665, 0.0691, 0.9787) −0.0025 (0.0522, 0.0534, 0.9659) 0.0012 (0.0247, 0.0250, 0.9618) 0.0007 (0.0217, 0.0216, 0.9568) −0.0024 (0.0697, 0.0758, 0.9754) 0.0002 (0.0313, 0.0359, 0.9841) 300 3.1925 (1.8480, 1.5297, 0.8119) 3.2169 (1.9260, 1.5018, 0.7822) 2.7899 (1.0652, 1.1293, 0.6881) 3.0807 (1.7512, 1.2974, 0.7924) 3.1172 (1.7028, 1.3587, 0.8187) 3.3346 (2.1929, 1.1740, 0.7331) 3.1664 (1.8992, 1.3882, 0.8154) 1.8148 (1.3970, 1.4527, 0.8363) 1.8160 (1.3140, 1.4974, 0.8212) 1.5053 (0.4267, 0.9092, 0.9178) 1.8204 (1.1833, 1.4305, 0.8366) 1.6760 (0.9003, 1.3515, 0.8408) 1.5258 (1.4339, 0.9808, 0.7085) 1.6693 (1.0381, 1.2894, 0.8657) 1.8672 (0.5654, 0.2411, 0.4112) 1.8402 (0.5291, 0.2332, 0.7293) 1.6982 (0.5287, 0.2225, 0.4189) 1.8890 (0.5911, 0.2442, 0.3688) 1.9081 (0.6057, 0.2494, 0.3487) 2.0122 (0.7448, 0.2824, 0.3742) 1.8685 (0.5647, 0.2389, 0.3791) 0.0616 (0.0146, 0.0089, 0.6695) 0.0621 (0.0140, 0.0087, 0.6966) 0.0732 (0.0229, 0.0109, 0.5947) 0.0608 (0.0153, 0.0088, 0.6259) 0.0604 (0.0156, 0.0088, 0.6153) 0.0567 (0.0208, 0.0089, 0.5276) 0.0614 (0.0151, 0.0089, 0.6560) 1.9318 (2.6749, 0.2267, 0.0480) 1.1741 (1.4555, 0.6154, 0.2791) 1.2242 (1.8273, 0.5801, 0.2281) −1.3667 (0.1568, 0.1669, 0.9670) −1.3762 (0.2341, 0.2462, 0.9599) −1.2228 (0.4201, 0.2036, 0.7857) −0.8389 (0.5539, 0.0953, 0.0000) −0.4662 (0.9234, 0.0831, 0.0000) −1.2637 (0.7351, 0.6495, 0.5061) −1.2622 (1.1798, 0.9342, 0.5268) 0.0207 (0.0796, 0.0803, 0.9659) 0.0307 (0.1177, 0.1225, 0.9729) 0.0157 (0.0904, 0.0994, 0.9793) 0.0111 (0.0495, 0.0468, 0.9441) 0.0088 (0.0440, 0.0409, 0.9462) 0.0230 (0.0950, 0.1069, 0.9785) 0.0160 (0.0565, 0.0580, 0.9670) −0.0155 (0.0784, 0.0821, 0.9713) −0.0181 (0.1108, 0.1213, 0.9761) −0.0214 (0.0913, 0.0983, 0.9697) −0.0067 (0.0451, 0.0462, 0.9515) −0.0074 (0.0408, 0.0404, 0.9430) −0.0301 (0.1151, 0.1114, 0.9785) −0.0086 (0.0530, 0.0567, 0.9832) 0.0002 (0.0362, 0.0300, 0.9128) −0.0011 (0.0460, 0.0449, 0.9631) −0.0004 (0.0396, 0.0361, 0.9423) 0.0001 (0.0291, 0.0169, 0.6838) 0.00007 (0.0283, 0.0147, 0.5721) −0.0050 (0.0388, 0.0380, 0.8865) −0.0008 (0.0302, 0.0206, 0.7449) −0.0001 (0.0263, 0.0300, 0.9829) −0.0007 (0.0382, 0.0448, 0.9902) −0.0031 (0.0316, 0.0359, 0.9807) 0.0003 (0.0168, 0.0169, 0.9462) −0.0001 (0.0150, 0.0147, 0.9420) −0.0012 (0.0365, 0.0394, 0.9815) 0.00003 (0.0202, 0.0208, 0.9664) PGEcr 150 3.2659 (1.6432, 3.5329, 1) 3.4141 (2.7344, 4.3618, 0.8672) 2.9331 (4.0990, 2.0307, 0.8840) 3.1961 (1.7907, 3.5788, 0.9733) 3.3986 (1.9159, 4.0480, 0.9822) 3.8058 (3.4507, 5.8878, 0.7886) 3.6684 (2.1890, 4.9004, 0.7686) 1.5023 (0.7209, 1.3830, 1) 1.7342 (1.0413, 1.4635, 0.9905) 1.9753 (1.0482, 1.4739, 0.9768) 1.6156 (08264, 1.4100, 1) 1.5054 (0.7710, 1.3694, 1) 1.9405 (1.5992, 1.5975, 0.9943) 1.6493 (1.3162, 1.5893, 0.9944) 1.4727 (0.1855, 0.1974, 0.9551) 1.4941 (0.2118, 0.1954, 0.9178) 1.5074 (0.2110, 0.1849, 0.9206) 1.4815 (0.1955, 0.1955, 0.9397) 1.4716 (0.1904, 0.1968, 0.9421) 1.4928 (0.2186, 0.1972, 0.9037) 1.4745 (0.2063, 0.2098, 0.9221) 1.7046 (5.9420, 2.6540, 0.1159) 1.6969 (1.7213, 1.1873, 0.0528) 2.4506 (3.2814, 14.1751, 0.6852) −1.2973 (0.5794, 0.6262, 0.9654) −1.3565 (0.8294, 0.9256, 0.9420) −1.1682 (1.6051, 1.0679, 0.9389) −0.8261 (0.6720, 0.3582, 0.6431) −0.4431 (0.9983, 0.3160, 0.1227) −1.2869 (0.9474, 2.6470, 0.4207) −1.5824 (2.1652, 10.4636, 0.9644) −0.0691 (0.6001, 0.5671, 0.9470) 0.0285 (0.6875, 0.8183, 0.9567) −0.0108 (0.9097, 0.8479, 0.9499) 0.0238 (0.2904, 0.3199, 0.9803) 0.0217 (0.2971, 0.2865, 0.9338) 0.0020 (0.6824, 1.2947, 0.8867) 0.0071 (0.5103, 0.9896, 1) 0.0056 (0.5365, 0.5632, 0.9781) 0.0095 (0.6995, 0.8286, 0.9578) 0.0173 (0.9984, 0.8149, 0.9536) 0.0238 (0.3343, 0.3218, 0.9490) 0.0098 (0.2988, 0.2837, 0.9374) 0.0058 (0.6589, 0.9515, 0.8773) −0.0161 (0.5061, 0.9792, 0.9988) −0.0044 (0.2028, 0.2022, 0.9539) 0.0060 (0.3133, 0.2916, 0.9683) −0.0010 (0.3164, 0.2835, 0.9536) 0.0008 (0.1204, 0.1160, 0.9397) −0.0015 (0.1069, 0.1022, 0.9456) 0.0159 (0.2456, 0.5401, 0.9226) 0.0036 (0.1786, 0.3540, 0.9988) −0.0036 (0.1968, 0.2022, 0.9574) −0.0001 (0.3005, 0.2895, 0.9704) −0.0008 (0.3527, 0.2911, 0.9597) 0.0017 (0.1155, 0.1162, 0.9466) 0.0020 (0.1017, 0.1025, 0.9442) −0.0102 (0.2360, 0.3885, 0.9566) 0.0128 (0.1812, 0.3511, 0.9977) 300 3.2088 (1.2764, 2.1830, 0.9208) 2.9930 (1.5287, 2.0767, 0.8914) 2.8861 (1.1968, 1.5878, 0.9982) 2.9837 (0.9621, 1.8057, 1) 3.0859 (1.4198, 2.1166, 0.9942) 3.4165 (2.3672, 2.7744, 0.8356) 2.7729 (1.1816, 1.7428, 0.8992) 1.4267 (0.6753, 0.9153, 1) 1.6162 (0.7430, 0.9654, 1) 1.4994 (0.4595, 0.8863, 0.9947) 1.4512 (0.4922, 0.9162, 1) 1.4997 (0.6031, 0.9306, 1) 1.6283 (1.0392, 0.9776, 0.9939) 1.6671 (0.7680, 1.0127, 0.9969) 1.4644 (0.1564, 0.1357, 0.8887) 1.4863 (0.1733, 0.1339, 0.8461) 1.4763 (0.1582, 0.1301, 0.8939) 1.4712 (0.1574, 0.1347, 0.8935) 1.4745 (0.1617, 0.1348, 0.8839) 1.4824 (0.1823, 0.1352, 0.8196) 1.4827 (0.1643, 0.1367, 0.8902) 1.4602 (5.9314, 2.2880, 0.0883) 1.4937 (1.2833, 0.1328, 0.0280) 2.3502 (2.5107, 7.6897, 0.6300) −1.3086 (0.4512, 0.4325, 0.9415) −1.2397 (0.5500, 0.5887, 0.9293) −1.1519 (1.3638, 0.8293, 0.9310) −0.7917 (0.6473, 0.2478, 0.3248) −0.4247 (0.9875, 0.2192, 0.0058) −1.1391 (0.6735, 0.2044, 0.4128) −1.2821 (1.7760, 5.3658, 0.9669) −0.0196 (0.4030, 0.3892, 0.9461) 0.0298 (0.4456, 0.5326, 0.9662) 0.0283 (0.6864, 0.5316, 0.9522) 0.0316 (0.1945, 0.2232, 0.9822) 0.0250 (0.1980, 0.1991, 0.9489) 0.0206 (0.4035, 0.3220, 0.9098) 0.0011 (0.3114, 0.4700, 0.9984) 0.0156 (0.3998, 0.3885, 0.9564) −0.0368 (0.4224, 0.5262, 0.9863) −0.0262 (0.6830, 0.5655, 0.9505) 0.0048 (0.2307, 0.2227, 0.9467) −0.0025 (0.1980, 0.1968, 0.9466) 0.0274 (0.3638, 0.3210, 0.8957) −0.0038 (0.3182, 0.4622, 0.9969) −0.0057 (0.1450, 0.1413, 0.9449) −0.0042 (0.2045, 0.1949, 0.9483) 0.0042 (0.2385, 0.2041, 0.9452) −0.0038 (0.0849, 0.0813, 0.9379) −0.0042 (0.0765, 0.0719, 0.9350) −0.0057 (0.1461, 0.1229, 0.9238) −0.0058 (0.1200, 0.1741, 0.9984) −0.0040 (0.1430, 0.1412, 0.9415) −0.0009 (0.1998, 0.1941, 0.9504) 0.0016 (0.2281, 0.1962, 0.9487) −0.0013 (0.0822, 0.0813, 0.9445) −0.0009 (0.0734, 0.0719, 0.9396) −0.0035 (0.1373, 0.1232, 0.9478) −0.0011 (0.1119, 0.1632, 0.9969)