CENTRALCOMPOSITEDESIGNS

FORFIVEFACTORS

N

=

27

1
2
3
4
5
6
7
8
9 10 11 12 13

- + - + - + - + - + - + -

- - + + - - + + - - + + -

- - - - + + + + - - - - +

- - - - - - - - + + + + +

+ - - + - + + - - + + - +

14 15 16 17 18 19 20 21 22 23 24 25 26 27

+
-
+
2
-2 0
0
0
0
0
0
0
0
0

-
+
+
0
0
2 -2
0
0
0
0
0
0
0

+
+
+
0
0
0
0
2
-2 0
0
0
0
0

+
+
+
0
0
0
0
0
0
2
-2 0
0
0

-
-
+
0
0
0
0
0
0
0
0
2
-2 0