See attached files below for homework #6 problems. The data for the corresponding homework problems are given in Microsoft Excel file given below. In Problem 6.6.2 instead of manually calculating six correlations, calculate correlation coefficient of year and petroleum imports.
You will need to use statistical software MINITAB to produce numerical summaries and charts. Use the following link and follow the instructions to download a student version for a one-month free trial. Download MINITAB 20 version.