Download An Environment for Graphical Models

1.2. An Example
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D: Blood pressure
w
Q
Q
Q
Q
Q A: Smoking
Qw
b
b
b
b
b
of lipoproteins
C: Strenuous physical work
E: Ratio
b
bw
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H
"
HH
"
"
HH
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H
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HH
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B: Strenuous mental work
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F: Family anamnesi of coronary heart disease
Figure 1.1: A final model from recursive coherent backward elimination with local and
exact tests on data from Reinis et al. 81. The TeX-code of the figure is written by
Xlisp+CoCo.
edge < BF > to the first of the two models {{ADE},{AC},{BC},{BE},{F}} and
{{ACE},{ADE},{BC},{F}} found in Edwards & Havránek (1985). Note also that we
in the search observed that the interaction < ABC > is significant.
The model {{ACE},{ADE},{BC},{F}} from Edwards & Havránek (1985) will in the
next part of the guide often be used as an example. This model is selected mainly
because it is decomposable.
The log-file after the run of CoCo to make output in this chapter looks like:
#
# Name the diary-file:
#
set output diary diary.2 ;
#
# Set diary on:
#
set diary on;
#
# Keep the log:
#
set keep log;