Referring to the data in Problem 2.56 on page 68 concerning movie attendance between 2002 and 2012 (stored in Movie Attendance2 ):
Data From Problem 2.56
Year................ Attendance (billions)
2001.................................... 1.44
2002.................................... 1.58
2003.................................... 1.55
2004.................................... 1.49
2005.................................... 1.40
2006.................................... 1.41
2007.................................... 1.40
2008.................................... 1.39
2009.................................... 1.42
2010.................................... 1.33
2011.................................... 1.30
2012.................................... 1.37
a. Construct a sparkline graph for the movie attendance between 2002 and 2012.
b. What conclusions can you reach about the movie attendance between 2002 and 2012?
c. Compare the sparkline graph with the time-series plot constructed in Problem 2.56 on page 68 for the same data. When would using the sparkline graph be the better choice to visualize these data? When would using the time-series plot be the better choice?
d. Might you ever use both a sparkline graph and a time-series plot in the same analysis report? Explain your reasoning.