Here's a table that classifies movies released in 2010 by genre and MPAA rating:

a) The table gives column percents. How could you tell that from the table itself?
b) What percentage of these movies were comedies?
c) What percentage of the PG-rated movies were comedies?
d) Which of the following can you learn from this table? Give the answer if you can find it from the table.
i. The percentage of PG-13 movies that were comedies
ii. The percentage of dramas that were R-rated
iii. The percentage of dramas that were G-rated
iv. The percentage of 2010 movies that were PG-rated comedies