Scientific Results, Volume 181 L.D. Millwood et al., Ms 181SR-208 Table ATD1. Carbonate model parameter estimates, Site 1119C (laboratory reflectance data). Note: FD = first derivative of the spectral value, DF = degrees of freedom. Variable DF Parameter estimate Standard error t value Probability > |t| Intercept 1 -2.99843 0.94981 -3.16 0.0055 FD1 1 -0.98097 1.56765 -0.63 0.5393 FD2 1 2.72693 3.78007 0.72 0.4799 FD3 1 3.23423 4.25149 0.76 0.4567 FD4 1 -5.3057 5.092 -1.04 0.3112 FD5 1 5.55867 5.35941 1.04 0.3134 FD6 1 -9.14216 4.74102 -1.93 0.0697 FD7 1 4.52201 7.66529 0.59 0.5626 FD8 1 -9.91156 10.99747 -0.9 0.3794 FD9 1 9.92222 8.07165 1.23 0.2348 FD10 1 -6.57747 6.63406 -0.99 0.3346 FD11 1 13.7145 7.52135 1.82 0.0849 FD12 1 -11.73328 11.11737 -1.06 0.3052 FD13 1 -8.6031 11.90562 -0.72 0.4792 FD14 1 34.98892 16.2556 2.15 0.0452 FD15 1 -43.54069 14.98702 -2.91 0.0094 FD16 1 34.10985 15.85578 2.15 0.0453 FD17 1 -29.81858 14.65664 -2.03 0.0569 FD18 1 19.69968 12.98729 1.52 0.1467 FD19 1 -3.4008 12.46584 -0.27 0.7881 FD20 1 3.99621 10.82892 0.37 0.7164 FD21 1 -12.93237 7.88485 -1.64 0.1183 FD22 1 13.22727 8.89713 1.49 0.1544 FD23 1 -3.6155 7.53423 -0.48 0.6371 FD24 1 3.03142 9.13306 0.33 0.7438 FD25 1 2.5092 8.87236 0.28 0.7805 FD26 1 -6.16231 7.48504 -0.82 0.4211 FD27 1 5.69712 6.54848 0.87 0.3958 FD28 1 -9.50305 5.5104 -1.72 0.1017 FD29 1 8.45407 7.82123 1.08 0.294 FD30 1 -9.08062 7.32659 -1.24 0.2311 FD31 1 4.86389 4.46034 1.09 0.2899