• The Tableau file Flights_data.twbx contains information on all U.S. airline flights from 2010 and 2011. Create a Tableau worksheet to answer each of the following questions: a) A quick visualization of flights over time shows a drop of more than 300,000 flights from 2010 to 2011: From your experience, you know that flight activity did not drop so significantly between 2010 and 2011. Why does this visualization seem to indicate otherwise? Investigate flights over time in more detail to determine why these yearly numbers show such a large drop.