Amazon.com has become one of the most successful online merchants. Two measures of its success are sales and net income/loss figures.

1. Construct a scatter plot for Amazon's net income/loss and sales figures for the period 1995-2011.
2. Determine a polynomial model, including its order (or degree), for Amazon's net income/loss and sales figures.
3. Explain your process of determining the polynomial model
4. Submit your work in a Word document and Excel file.