Write an proposal using the design of experiment approach to email marketing

Acme Ad agency wishes to improve its e-mail marketing process.

Recommend action Acme  could take in order to increase the response rate of its e-mail advertising  

Test cause-and-effect relationships in business processes for Acme

Create  Interaction Effects Chart & Scatter Chart for Acme in which a

strategy is used to  increase the response rate of its e-mail advertising