Getting Started Example 2 for PROC GLM
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: GLMIN2 */
/* TITLE: Getting Started Example 2 for PROC GLM */
/* PRODUCT: STAT */
/* SYSTEM: ALL */
/* KEYS: Polynomial regression */
/* PROCS: GLM */
/* DATA: */
/* */
/* SUPPORT: sasrdt */
/* REF: PROC GLM, INTRODUCTORY EXAMPLE 2. */
/* MISC: */
/****************************************************************/
/* PROC GLM for Quadratic Least Squares Regression -------------*/
title 'Regression in PROC GLM';
data iron;
input fe loss @@;
datalines;
0.01 127.6 0.48 124.0 0.71 110.8 0.95 103.9
1.19 101.5 0.01 130.1 0.48 122.0 1.44 92.3
0.71 113.1 1.96 83.7 0.01 128.0 1.44 91.4
1.96 86.2
;
/* Scatter Plot of Response Variable Vs. Independent Variable --*/
proc sgscatter data=iron;
plot loss*fe;
run;
ods graphics off;
/* Fit a Quadratic Regression Model to the Data ----------------*/
proc glm data=iron;
model loss=fe fe*fe;
run;
/* Previous Analysis Results with Scatter Plot of Original Data */
ods graphics on;
proc glm data=iron;
model loss=fe fe*fe;
run;
ods graphics off;
/* Fit the Model Without Quadratic Term ------------------------*/
proc glm data=iron;
model loss=fe;
run;