Top producing movies. The following table shows the Motion Picture Association of America (MPA) (www.mpaa

.org) ratings for the top 20 grossing films in the United States for each of the 10 years from 1999 to 2008. (Data are number of films.)

a) What percent of all these top 20 films are G rated?

b) What percent of all top 20 films in 2005 were G rated?

c) What percent of all top 20 films were PG-13 and came out in 1999?

d) What percent of all top 20 films produced in 2006 or later were PG-13?

e) What percent of all top 20 films produced from 1999 to 2002 were rated PG-13 or R?

f) Compare the conditional distributions of the ratings for films produced in 2004 or later to those produced from 1999 to 2003. Write a couple of sentences summarizing what you see.

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Year Rating G PG PG-13 R Total 2008 2 4 10 4 2007 1 5 11 3 2006 1 4 13 2 2005 1 4 13 2 2004 1 6 10 3 2003 1 3 11 5 2002 1 6 13 0 2001 2 4 10 4 2000 0 3 12 1999 2 3 27 5 8 Total 12 42 110 36 200 22222222222 20 20 20 20 20 20 20 20