Question

Develop a decision tree for the given data set.

Age	Job	House	Credit	Loan Approved
Middle	FALSE	No	Fair	No
Middle	FALSE	No	Good	No
Middle	FALSE	Yes	Excellent	Yes
Middle	FALSE	Yes	Excellent	Yes
Middle	TRUE	Yes	Good	Yes
Old	TRUE	No	Excellent	Yes
Old	FALSE	No	Fair	No
Old	TRUE	No	Good	Yes
Old	FALSE	Yes	Excellent	Yes
Old	FALSE	Yes	Good	Yes
Young	FALSE	No	Fair	No
Young	FALSE	No	Fair	No
Young	FALSE	No	Good	No
Young	TRUE	No	Good	Yes
Young	TRUE	Yes	Fair	Yes

Answer 1

Below is photo of Decision Tree for given dataset for Loan Approved:

Here Loan approved is dependent on Age, House, Credit and Job factor.

If Age is Middle and have house -> Yes
If Age is Middle and don't have house -> No

If Age is Old and Credit is Fair -> No
If Age is Old and Credit is Good -> Yes
If Age is Old and Credit is Excellent -> Yes

If Age is Young and Have Job -> Yes
If Age is Young and don't have Job -> No