The file named BankFail contains a list of 492 banks that failed from 2000–2012 (Federal Deposit Insurance Corporation website, March 9, 2013). The file contains the name of the bank, city, state, and year of failure.
a. Construct a crosstabulation with state as the rows and year as the columns.
b. Which three states have had the most failed banks?
c. Give the frequency distribution of bank failures by year. Comment on what appears to be happening with bank failures over time.