The following decision tree has been created for loan approval.

1. Convert this tree to if then rules (0.5)

2. Using the following testing data:

3. Predict the class of each record (0.25)

	Income range of applicant	Criminal record	Years in present job	Makes credit card payments	Class	Prediction
1	$25K	no	6	no	loan
2	$40K	yes	2	yes	loan
3	$80K	no	7	yes	No loan
4	$55K	no	8	no	No loan

4. Calculate the accuracy of this model. (0.25)

5. Interpret the obtained result (0.25)

6. How we can improve the performance of the obtained model? (0.25)

$30K. Criminal record? ye3 Income range of applicant? $30-70K Years in present job? 1 1-5 Makes credit card payments? Criminal record