Building a decision tree

Dear all, Please I want to create and implement a decision tree that will predict the future or the final acedamic performance of a student, drawing the predictting parameters from year 1 and year two result. This my first time of using decision tree so please I need the guide lines or steps to follow in order to achieve this. Thank you.

Using WEKA to build decision trees

Hi there-- I would say to use WEKA ( which allows you to build decision trees and use other similar techniques. There are quite a few tutorials out there on it. It should be failry simple to do if you have all your input data organised.