Statistical Design of Experiments
Statistical Design of Experiments
A
+
+
-
-
B
+
+
-
-
C
+
-
+
-
D
+
-
+
-
1
2
3
4
AB
+
+
+
+
AC
+
-
-
+
AD
+
-
-
+
BC
+
-
-
+
BD
+
-
-
+
CD
+
+
+
+
Observations
Observations
A = B Bad News!
A = B Bad News!
C = D Bad News!
C = D Bad News!
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