DataFit version 8.0.32 Results from project "D:\DATAFIT.DFT" Equation ID: a*x^2+b*x+c Model Definition: Y = a*x^2+b*x+c Number of observations = 6 Number of missing observations = 0 Solver type: Nonlinear Nonlinear iteration limit = 250 Diverging nonlinear iteration limit =10 Number of nonlinear iterations performed = 1 Residual tolerance = 0.0000000001 Sum of Residuals = -7.17648163117701E-13 Average Residual = -1.19608027186284E-13 Residual Sum of Squares (Absolute) = 2725.31029298774 Residual Sum of Squares (Relative) = 2725.31029298774 Standard Error of the Estimate = 30.1402847420068 Coefficient of Multiple Determination (R^2) = 0.9999802699 Proportion of Variance Explained = 99.99802699% Adjusted coefficient of multiple determination (Ra^2) = 0.9999671166 Durbin-Watson statistic = 2.84434458353782 Regression Variable Results Variable Value Standard Error t-ratio Prob(t) a 0.0001170197917 1.005909829E-006 116.3322877 0.0 b -0.2819302666 0.01289053988 -21.87109844 0.00021 c 145.6876522 26.14180281 5.572976482 0.0114 68% Confidence Intervals Variable Value 68% (+/-) Lower Limit Upper Limit a 0.0001170197917 1.195926196E-006 0.0001158238655 0.0001182157179 b -0.2819302666 0.01532556286 -0.2972558295 -0.2666047038 c 145.6876522 31.07998936 114.6076629 176.7676416 90% Confidence Intervals Variable Value 90% (+/-) Lower Limit Upper Limit a 0.0001170197917 2.367308192E-006 0.0001146524835 0.0001193870999 b -0.2819302666 0.03033659655 -0.3122668632 -0.2515936701 c 145.6876522 61.52211873 84.16553351 207.209771 95% Confidence Intervals Variable Value 95% (+/-) Lower Limit Upper Limit a 0.0001170197917 3.20120744E-006 0.0001138185842 0.0001202209991 b -0.2819302666 0.04102285411 -0.3229531207 -0.2409074125 c 145.6876522 83.19367326 62.49397898 228.8813255 99% Confidence Intervals Variable Value 99% (+/-) Lower Limit Upper Limit a 0.0001170197917 5.87541872E-006 0.0001111443729 0.0001228952104 b -0.2819302666 0.07529235437 -0.357222621 -0.2066379123 c 145.6876522 152.691656 -7.004003785 298.3793083 Variance Analysis Source DF Sum of Squares Mean Square F Ratio Prob(F) Regression 2 138127196.1 69063598.06 76024.66211 0 Error 3 2725.310293 908.4367643 Total 5 138129921.4