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0001 NIST/ITL StRD 0002 Dataset Name: Kirby2 (Kirby2.dat) 0003 0004 File Format: ASCII 0005 Starting Values (lines 41 to 45) 0006 Certified Values (lines 41 to 50) 0007 Data (lines 61 to 211) 0008 0009 Procedure: Nonlinear Least Squares Regression 0010 0011 Description: These data are the result of a NIST study involving 0012 scanning electron microscope line with standards. 0013 0014 0015 Reference: Kirby, R., NIST (197?). 0016 Scanning electron microscope line width standards. 0017 0018 0019 0020 0021 0022 0023 0024 0025 Data: 1 Response (y) 0026 1 Predictor (x) 0027 151 Observations 0028 Average Level of Difficulty 0029 Observed Data 0030 0031 Model: Rational Class (quadratic/quadratic) 0032 5 Parameters (b1 to b5) 0033 0034 y = (b1 + b2*x + b3*x**2) / 0035 (1 + b4*x + b5*x**2) + e 0036 0037 0038 Starting values Certified Values 0039 0040 Start 1 Start 2 Parameter Standard Deviation 0041 b1 = 2 1.5 1.6745063063E+00 8.7989634338E-02 0042 b2 = -0.1 -0.15 -1.3927397867E-01 4.1182041386E-03 0043 b3 = 0.003 0.0025 2.5961181191E-03 4.1856520458E-05 0044 b4 = -0.001 -0.0015 -1.7241811870E-03 5.8931897355E-05 0045 b5 = 0.00001 0.00002 2.1664802578E-05 2.0129761919E-07 0046 0047 Residual Sum of Squares: 3.9050739624E+00 0048 Residual Standard Deviation: 1.6354535131E-01 0049 Degrees of Freedom: 146 0050 Number of Observations: 151 0051 0052 0053 0054 0055 0056 0057 0058 0059 0060 Data: y x 0061 0.0082E0 9.65E0 0062 0.0112E0 10.74E0 0063 0.0149E0 11.81E0 0064 0.0198E0 12.88E0 0065 0.0248E0 14.06E0 0066 0.0324E0 15.28E0 0067 0.0420E0 16.63E0 0068 0.0549E0 18.19E0 0069 0.0719E0 19.88E0 0070 0.0963E0 21.84E0 0071 0.1291E0 24.00E0 0072 0.1710E0 26.25E0 0073 0.2314E0 28.86E0 0074 0.3227E0 31.85E0 0075 0.4809E0 35.79E0 0076 0.7084E0 40.18E0 0077 1.0220E0 44.74E0 0078 1.4580E0 49.53E0 0079 1.9520E0 53.94E0 0080 2.5410E0 58.29E0 0081 3.2230E0 62.63E0 0082 3.9990E0 67.03E0 0083 4.8520E0 71.25E0 0084 5.7320E0 75.22E0 0085 6.7270E0 79.33E0 0086 7.8350E0 83.56E0 0087 9.0250E0 87.75E0 0088 10.2670E0 91.93E0 0089 11.5780E0 96.10E0 0090 12.9440E0 100.28E0 0091 14.3770E0 104.46E0 0092 15.8560E0 108.66E0 0093 17.3310E0 112.71E0 0094 18.8850E0 116.88E0 0095 20.5750E0 121.33E0 0096 22.3200E0 125.79E0 0097 22.3030E0 125.79E0 0098 23.4600E0 128.74E0 0099 24.0600E0 130.27E0 0100 25.2720E0 133.33E0 0101 25.8530E0 134.79E0 0102 27.1100E0 137.93E0 0103 27.6580E0 139.33E0 0104 28.9240E0 142.46E0 0105 29.5110E0 143.90E0 0106 30.7100E0 146.91E0 0107 31.3500E0 148.51E0 0108 32.5200E0 151.41E0 0109 33.2300E0 153.17E0 0110 34.3300E0 155.97E0 0111 35.0600E0 157.76E0 0112 36.1700E0 160.56E0 0113 36.8400E0 162.30E0 0114 38.0100E0 165.21E0 0115 38.6700E0 166.90E0 0116 39.8700E0 169.92E0 0117 40.0300E0 170.32E0 0118 40.5000E0 171.54E0 0119 41.3700E0 173.79E0 0120 41.6700E0 174.57E0 0121 42.3100E0 176.25E0 0122 42.7300E0 177.34E0 0123 43.4600E0 179.19E0 0124 44.1400E0 181.02E0 0125 44.5500E0 182.08E0 0126 45.2200E0 183.88E0 0127 45.9200E0 185.75E0 0128 46.3000E0 186.80E0 0129 47.0000E0 188.63E0 0130 47.6800E0 190.45E0 0131 48.0600E0 191.48E0 0132 48.7400E0 193.35E0 0133 49.4100E0 195.22E0 0134 49.7600E0 196.23E0 0135 50.4300E0 198.05E0 0136 51.1100E0 199.97E0 0137 51.5000E0 201.06E0 0138 52.1200E0 202.83E0 0139 52.7600E0 204.69E0 0140 53.1800E0 205.86E0 0141 53.7800E0 207.58E0 0142 54.4600E0 209.50E0 0143 54.8300E0 210.65E0 0144 55.4000E0 212.33E0 0145 56.4300E0 215.43E0 0146 57.0300E0 217.16E0 0147 58.0000E0 220.21E0 0148 58.6100E0 221.98E0 0149 59.5800E0 225.06E0 0150 60.1100E0 226.79E0 0151 61.1000E0 229.92E0 0152 61.6500E0 231.69E0 0153 62.5900E0 234.77E0 0154 63.1200E0 236.60E0 0155 64.0300E0 239.63E0 0156 64.6200E0 241.50E0 0157 65.4900E0 244.48E0 0158 66.0300E0 246.40E0 0159 66.8900E0 249.35E0 0160 67.4200E0 251.32E0 0161 68.2300E0 254.22E0 0162 68.7700E0 256.24E0 0163 69.5900E0 259.11E0 0164 70.1100E0 261.18E0 0165 70.8600E0 264.02E0 0166 71.4300E0 266.13E0 0167 72.1600E0 268.94E0 0168 72.7000E0 271.09E0 0169 73.4000E0 273.87E0 0170 73.9300E0 276.08E0 0171 74.6000E0 278.83E0 0172 75.1600E0 281.08E0 0173 75.8200E0 283.81E0 0174 76.3400E0 286.11E0 0175 76.9800E0 288.81E0 0176 77.4800E0 291.08E0 0177 78.0800E0 293.75E0 0178 78.6000E0 295.99E0 0179 79.1700E0 298.64E0 0180 79.6200E0 300.84E0 0181 79.8800E0 302.02E0 0182 80.1900E0 303.48E0 0183 80.6600E0 305.65E0 0184 81.2200E0 308.27E0 0185 81.6600E0 310.41E0 0186 82.1600E0 313.01E0 0187 82.5900E0 315.12E0 0188 83.1400E0 317.71E0 0189 83.5000E0 319.79E0 0190 84.0000E0 322.36E0 0191 84.4000E0 324.42E0 0192 84.8900E0 326.98E0 0193 85.2600E0 329.01E0 0194 85.7400E0 331.56E0 0195 86.0700E0 333.56E0 0196 86.5400E0 336.10E0 0197 86.8900E0 338.08E0 0198 87.3200E0 340.60E0 0199 87.6500E0 342.57E0 0200 88.1000E0 345.08E0 0201 88.4300E0 347.02E0 0202 88.8300E0 349.52E0 0203 89.1200E0 351.44E0 0204 89.5400E0 353.93E0 0205 89.8500E0 355.83E0 0206 90.2500E0 358.32E0 0207 90.5500E0 360.20E0 0208 90.9300E0 362.67E0 0209 91.2000E0 364.53E0 0210 91.5500E0 367.00E0 0211 92.2000E0 371.30E0