Refer to Exercise 9. Describe in words the fact that S ∩ T' has two elements.
The Standard and Poor's Index measures the price of a certain collection of 500 stocks. Table 3 on the next page compares the percentage change in the index during the first 5 business days of certain years with the percentage change for the entire year. Let U = {all years from 1996 to 2015}, S = {all years during which the index increased by 2% or more during the first 5 business days}, and T = {all years for which the index increased by 16% or more during the entire year}. List the elements of the following sets: