I have taken some time of school, now I have my first SLP that wants me to do the following. Do I need to do calculations? and if I do which ones are...

I have taken some time of school, now I have my first SLP that wants me to do the following. Do I need to do calculations? and if I do which ones are best to use?

You have just replaced Joe Thomas. You are getting ready to make a marketing strategy for 2017. Before doing so however, you need to review the performance of the company over the last four years. You review the financial, marketing, and product data to determine how well your products have fared against the competition during the years 2013 through 2016 inclusive. Confident that you are familiar with the 4-year history of your products, you are ready to move forward into 2017.