Multiple Regression Analysis
Amazon.com has become one of the most successful online merchants. Two measures of its success are sales and net income/loss figures. The data can be found in the file, Amazon.
Use Excel to complete the following:
- Construct a scatter plot for Amazon’s net income/loss and sales figures for the period 1995–2015.
- Determine a polynomial model, including its order (or degree), for Amazon’s net income/loss and sales figures.
Use Word to complete the following:
- Explain your process of determining the polynomial model