$1)$ Data Warehouse & Data mining

Must be output by WEKA and need a screenshot of the output. ASAP!!!!!!

a$)$ Create a table sales with $15$ records and $7$ attributes using WEKA. Remove the "ADD" preprocessing technique and display the table.

b$)$ Create an employee table with $10$ records and $8$ attributes. Apply the knowledge flow option and show the relation between the data in pictorial form.