Q4. You have to form a rule to find out whether a person will buy a mobile phone or not. You can use the following table for the formation of rule:

Gender	Income	Martal Status	Bought?
Female	High	Single	No
Male	Average	Married	No
Male	Low	Single	No
Female	High	Married	No
Male	Average	Divorced	Yes
Male	Low	Married	No
Female	High	Divorced	No
Male	Average	Single	Yes
Male	Low	Married	No
Male	Average	Single	Yes

You need to build a decision tree. Do the following based on the above data: a. Which node would be the splitting root node and why?

b. Find the entropy for various splitting nodes such as Gender, Marital Status, Income level Build a complete decision tree showing all the splitting nodes. You should clearly define the criteria for the selection of a specific splitting node.

Above question is complete