Statistical Design of Experiments
Statistical Design of Experiments
2 x 3 = 6 runs
2 x 3 = 6 runs
-
-
, 0 , +
, 0 , +
or
or
1 , 2 , 3
1 , 2 , 3
or
or
-1 , 0 , +1
-1 , 0 , +1
How will you denote the 3 levels
How will you denote the 3 levels
of factor B?
of factor B?
How Many Total Runs?
How Many Total Runs?
-
-
-
-
-
-
-
-
0
0
+
+
-
-
0
0
+
+
A
A
B
B
+
+
+
+
+
+
Test Matrix:
Test Matrix:
Same as before;
Same as before;
For A, have 6 / 2 = 3
For A, have 6 / 2 = 3
neg signs in sequence,
neg signs in sequence,
and then 3 pos signs in
and then 3 pos signs in
sequence
sequence
For B, have 3 / 3 = 1
For B, have 3 / 3 = 1
neg, then 1 “0”, and
neg, then 1 “0”, and
then 1 pos sign in
then 1 pos sign in
sequence
sequence
Challenge!
Challenge!
Continued
Continued
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