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E-Commerce, E-Business and E-Service
book

E-Commerce, E-Business and E-Service

by Garry Lee
July 2014
Intermediate to advanced content levelIntermediate to advanced
260 pages
12h 30m
English
CRC Press
Content preview from E-Commerce, E-Business and E-Service
206
4.3 The principle components-logistic
regression method
Take the 6 principal influence factor extracted from
principal components as the explanatory variables
for logistic regression to build a logistic regression
model based on principal components. Statistics
obtained after iteration of the last logistic regres-
sion model are shown in Table 6. Ultimately, we got
the mathematical model of early warning approach
for financial crisis management for construction
enterprises shown as formula (9) below.
FF
F
FF
=
−−
F
+
F
e
x
p(
..
..
F
..
F
.
2
236
1
099
10
221
21
497
3
1
908
40
840
50
3
2
0
F
F
FF
F
FF
6
12
236
1
099
10
221
21
4
9
7
3
1
908
40
840
50
)
exp(
..
236
1
..
F
21
..
908
40
F
1
099
+
F
1
908
.
F
908
.)
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Publisher Resources

ISBN: 9781138026469