n
++
|
n
+-
|
n
+0
|
q
+
|
---|
n
-+
|
n
--
|
n
-0
|
q
-
|
n
0+
|
n
0-
|
n
00
|
q
0
|
n
+
|
n
-
|
n
0
|
|
- Contingency table of predicted and experimental classifications. The columns sum to n+, n-, and n0, the numbers of predicted classifications of each type, and the rows sum to q+, q-, and q0, the numbers of experimental classifications of each type.