Fossil1 - Ratio vs age, Fossil Data ratio 70750 70740 70730...

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ratio 70710 70720 70730 70740 70750 age 90 100 110 120 130 Ratio vs age, Fossil Data Knot locations - Number and location chosen by Ngo and Wand's macro 1 Obs knots 1 93.130 2 93.823 3 94.047 4 98.240 5 102.100 6 104.570 7 106.063 8 107.460 9 108.550 10 109.170 11 109.760 12 110.520 13 111.690 14 112.460 15 114.441 16 115.410 17 117.971 18 119.163 19 120.587 20 121.873 21 122.712
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Model 1: 21 knot fixed effect linear spline 2 The Mixed Procedure Model Information Data Set WORK.FOSSIL2 Dependent Variable ratio Covariance Structure Diagonal Estimation Method REML Residual Variance Method Profile Fixed Effects SE Method Model-Based Degrees of Freedom Method Residual Dimensions Covariance Parameters 1 Columns in X 23 Columns in Z 0 Subjects 1 Max Obs Per Subject 106 Number of Observations Number of Observations Read 106 Number of Observations Used 106 Number of Observations Not Used 0 Covariance Parameter Estimates Cov Parm Estimate Residual 6.1157 Fit Statistics -2 Res Log Likelihood 416.5 AIC (smaller is better) 418.5 AICC (smaller is better) 418.5 BIC (smaller is better) 420.9 Type 3 Tests of Fixed Effects Num Den Effect DF DF F Value Pr > F age 1 83 2.81 0.0972 Z1 1 83 3.41 0.0685 Z2 1 83 4.30 0.0413 Z3 1 83 2.21 0.1407
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Model 1: 21 knot fixed effect linear spline 3 The Mixed Procedure Type 3 Tests of Fixed Effects Num Den Effect DF DF F Value Pr > F Z4 1 83 1.86 0.1767 Z5 1 83 0.20 0.6522 Z6 1 83 1.00 0.3192 Z7 1 83 0.18 0.6717 Z8 1 83 0.15 0.7033 Z9 1 83 0.50 0.4837 Z10 1 83 0.12 0.7354 Z11 1 83 0.27 0.6071 Z12 1 83 0.04 0.8443 Z13 1 83 1.63 0.2051 Z14 1 83 1.62 0.2060 Z15 1 83 4.74 0.0324 Z16 1 83 1.59 0.2103 Z17 1 83 8.23 0.0052 Z18 1 83 1.45 0.2325 Z19 1 83 1.78 0.1862 Z20 1 83 0.11 0.7376 Z21 1 83 0.02 0.8835 ratio 70710 70720 70730 70740 70750 age 90 100 110 120 130 Plot of 21-knot linear spline model (Model 1) fit with fixed effects Fossil Data
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This note was uploaded on 11/13/2011 for the course STAT 8630 taught by Professor Staff during the Fall '08 term at University of Georgia Athens.

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Fossil1 - Ratio vs age, Fossil Data ratio 70750 70740 70730...

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