3.45 The accompanying time series plot of movie box office totals (in millions of dollars) over 18 weeks of summer for both 2001 and 2002 is similar to one that appeared in USA Today (September 3, 2002):

Patterns that tend to repeat on a regular basis over time are called seasonal patterns. Describe any seasonal patterns that you see in the summer box office data. (Hint: Look for patterns that seem to be consistent from year to year.)