For each of the 20 top-grossing U.S. films made during the 1990s, file XR15043 lists the domestic

Question:

For each of the 20 top-grossing U.S. films made during the 1990s, file XR15043 lists the domestic gross ticket sales versus foreign gross ticket sales (both in millions of U.S. dollars). Determine the linear regression equation relating the foreign gross as a function of the domestic gross. Identify and interpret the coefficients of correlation and determination.