Baseball is big business, and the top salaries have become quite large. The highest salaries (in millions

Question:

Baseball is big business, and the top salaries have become quite large. The highest salaries (in millions of dollars per season) for some notable players since 1980 are given in the following table:

a) Kendall€™s tau for these data is 0.887. What does that about these data?
b) Based on that result, would you predict that salaries will continue to rise? Explain.