The Office of Management and Budget keeps data on many facets of corporations. One item that has become a matter of concern is the number of applications for patents submitted compared to the backlog of applications that have not been processed by the end of the year. A file titled Patent provides data extracted from a USA Today article that addresses the problem.
a. Construct the two line plots on the same axes.
b. Determine the types of relationships that exist between the years and the two patent-related variables.
c. During which year(s) did the backlog of applications at the end of the year equal approximately the same number of patent applications?