Example 2 for PROC GLM

/****************************************************************/
/*          S A S   S A M P L E   L I B R A R Y                 */
/*                                                              */
/*    NAME: GLMEX2                                              */
/*   TITLE: Example 2 for PROC GLM                              */
/* PRODUCT: STAT                                                */
/*  SYSTEM: ALL                                                 */
/*    KEYS: Polynomial regression                               */
/*   PROCS: GLM                                                 */
/*    DATA:                                                     */
/*                                                              */
/* SUPPORT: sasrdt                                              */
/*     REF: PROC GLM, EXAMPLE 2.                                */
/*    MISC:                                                     */
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/* Regression with Mileage Data --------------------------------*/
title 'Gasoline Mileage Experiment';
data mileage;
   input mph mpg @@;
   datalines;
20 15.4
30 20.2
40 25.7
50 26.2  50 26.6  50 27.4
55   .
60 24.8
;
ods graphics on;
proc glm;
   model mpg=mph mph*mph / p clm;
run;
ods graphics off;