Logistic Regression: A Self-learning Text, Third Edition (Statistics in the Health Sciences)

(vip2019) #1
We suggest that you review the material cov-
ered in this chapter by reading the detailed
outline that follows. Then do the practice exer-
cises and test.

In the next two chapters, we address two other
regression diagnostic procedures: Goodness of
fit tests and ROC curves.

SUMMARY (continued)


Controversial issue:
Use Bonferroni-type adjustment
vs.
Do not do any adjustment


When determining best model:
No well-established solution
No. of tests not known in
advance


This is a controversial issue, in which various
Bonferroni-type corrections have been
recommended, but there are also conceptual
arguments that recommend against any such
adjustment.

Nevertheless, when carrying out the process
of finding a “best” model, there is no well-
established method for such adjustment,
since the number of tests actually performed
cannot be known in advance.

Presentation: VII. Summary 285
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