Listed below are the gross amounts (in millions of dollars) earned from box office receipts for the movie Harry Potter and the Half-Blood Prince. The
movie opened on a Wednesday, and the amounts are listed in order for the
first 14 days of the movie’s release.
58 22 27 29 21 10 10 8 7 9 11 9 4 4
a. Construct a time-series graph of the data (make on a separate page).
b. Suggest an explanation for the face that the three highest amounts are the
first, third, and fourth values listed. Hint: think of the days of the week.