NIST/ITL StRD Dataset Name: Wampler5 (Wampler5.dat) File Format: ASCII Certified Values (lines 31 to 50) Data (lines 61 to 81) Procedure: Linear Least Squares Regression Reference: Wampler, R. H. (1970). A Report of the Accuracy of Some Widely-Used Least Squares Computer Programs. Journal of the American Statistical Association, 65, pp. 549-565. Data: 1 Response Variable (y) 1 Predictor Variable (x) 21 Observations Higher Level of Difficulty Generated Data Model: Polynomial Class 6 Parameters (B0,B1,...,B5) y = B0 + B1*x + B2*(x**2) + B3*(x**3)+ B4*(x**4) + B5*(x**5) Certified Regression Statistics Standard Deviation Parameter Estimate of Estimate B0 1.00000000000000 21523262.4678170 B1 1.00000000000000 23635517.3469681 B2 1.00000000000000 7793435.24331583 B3 1.00000000000000 1014755.07550350 B4 1.00000000000000 56456.6512170752 B5 1.00000000000000 1123.24854679312 Residual Standard Deviation 23601450.2379268 R-Squared 0.224668921574940E-02 Certified Analysis of Variance Table Source of Degrees of Sums of Mean Variation Freedom Squares Squares F Statistic Regression 5 18814317208116.7 3762863441623.33 6.7552445824012241E-03 Residual 15 0.835542680000000E+16 557028453333333. Data: y x 7590001 0 -20479994 1 20480063 2 -20479636 3 25231365 4 -20476094 5 20489331 6 -20460392 7 18417449 8 -20413570 9 20591111 10 -20302844 11 18651453 12 -20077766 13 21059195 14 -19666384 15 26348481 16 -18971402 17 22480719 18 -17866340 19 10958421 20