We would like to target some subset of the huge number of visitors to our main retail web page with a new special offer. Instead of the normal early May special offer of a discounted flower bouquet for Mom, we've decided to offer select customers a 30% discount on any electric razor purchase from our stock.

(a) Show how computing expected value provides a framework for thinking about what models need to be built for this problem.

(b) Specify what models you would build.

(c) D o yo u expect to have the data necessary to build these models? If so, from where, if not, what do you propose to do about it?