Documentation Example 7 for PROC NLIN
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: nlinex7 */
/* TITLE: Documentation Example 7 for PROC NLIN */
/* Parameter Profiling */
/* PRODUCT: STAT */
/* SYSTEM: ALL */
/* KEYS: Parameter Profiling */
/* ODS Graphics */
/* Diagnostics */
/* PROCS: NLIN */
/* DATA: */
/* */
/* SUPPORT: Biruk Gebremariam */
/* REF: */
/* MISC: */
/* */
/****************************************************************/
data clarke1987a;
input x y;
datalines;
1 3.183
2 3.059
3 2.871
4 2.622
5 2.541
6 2.184
7 2.110
8 2.075
9 2.018
10 1.903
11 1.770
12 1.762
13 1.550
;
ods graphics on;
proc nlin data=clarke1987a plots(stats=none)=diagnostics;
parms theta1=-0.15
theta2=2.0
theta3=0.80;
profile theta3 / range = -6 to 2 by 0.2 all;
model y = theta3 + theta2*exp(theta1*x);
run;
ods graphics off;