Use the SARIMA model that we discussed in class to analyze and forecast the monthly domestic box office movie gross. The data was collected by a group of student in the time series class from boxoffice.com, which contains useful monthly data tables for January 2000 to March 2017. Identify the patterns in the data including trend and seasonal property. Fit the SARIMA model and describe your conclusions in the report. Attach the code in the appendix. You might find the following tutorial helpful, especially the examples in Chapter 3.8 and 3.9. https://link.springer.com/content/pdf/10.1007%2F978-1-4419-7865-3_3.pdf Option 3.