The SAS System 1 11:53 Tuesday, March 20, 2018 The MEANS Procedure Analysis Variable : watlev N size Obs Mean ----------------------------------- 1 81 52.1666667 2 81 106.4344444 3 81 152.7665432 ----------------------------------- The SAS System 2 11:53 Tuesday, March 20, 2018 The MEANS Procedure Analysis Variable : watlev N swampid Obs Mean Std Dev --------------------------------------------------- 1 27 48.0003704 15.1197564 2 27 36.2996296 20.8405574 3 27 72.2000000 20.5796685 4 27 110.2018519 8.1599468 5 27 103.0011111 11.4297881 6 27 106.1003704 15.3802679 7 27 128.8000000 15.3303610 8 27 137.1992593 10.2896905 9 27 192.3003704 14.8099627 --------------------------------------------------- The SAS System 3 11:53 Tuesday, March 20, 2018 The GLM Procedure Class Level Information Class Levels Values size 3 1 2 3 swampid 9 1 2 3 4 5 6 7 8 9 Number of Observations Read 243 Number of Observations Used 243 The SAS System 4 11:53 Tuesday, March 20, 2018 The GLM Procedure Dependent Variable: watlev Sum of Source DF Squares Mean Square F Value Pr > F Model 8 493781.3279 61722.6660 267.01 <.0001 Error 234 54092.1874 231.1632 Corrected Total 242 547873.5154 R-Square Coeff Var Root MSE watlev Mean 0.901269 14.64897 15.20405 103.7892 Source DF Type I SS Mean Square F Value Pr > F size 2 410723.7365 205361.8683 888.38 <.0001 swampid(size) 6 83057.5914 13842.9319 59.88 <.0001 Source DF Type III SS Mean Square F Value Pr > F size 2 410723.7365 205361.8683 888.38 <.0001 swampid(size) 6 83057.5914 13842.9319 59.88 <.0001 Tests of Hypotheses Using the Type III MS for swampid(size) as an Error Term Source DF Type III SS Mean Square F Value Pr > F size 2 410723.7365 205361.8683 14.84 0.0048