7. The following bit matrix is given :

A B C D E ANS

0 0 1 1 0 Y 0 0 0 1 1 N 0 1 1 1 0 Y 1 1 1 1 0 Y ? ? ? ? ? ? (write your own values as 5^th row)

a) Find the support of AY BCDY

b)Find confidence of

DY CDY

8.In a classification application the following table is obtained:

SampleNo Classified As True Class

1 C1 C2

2 C1 C1

3 C1 C3

4 C2 C2

5 C2 C2

6 C2 C2

7 C3 C1

8 C3 C1

9 C3 C1

10 C1 C1 (Write 10^th row values yourself )

a) Find (Compute) the confusion matrix.

b)Find accuracy and error rate of the classifier.