.
. Starting Step 4.1
device 1 off
device 2 off
let means = distinct metal
variance plot ultrason metal
let var = yplot
retain var subset tagplot=1
delete ytemp xtemp
let ytemp = log(var)
let xtemp = log(means)
fit ytemp xtemp
.
device 1 on
device 2 on
title displacement 7
title size 3
title Fit for Estimating Weights
x1label log(^metal)
y1label log(Replicate Variances)
character circle
character fill on
character hw 2 1.5
line blank solid
plot ytemp pred vs xtemp
x1label
y1label
character blank all
line solid all
character fill off all
character hw
title displacement 1.5
.
. Finished Step 4.1: Page Back for Output