The table shows the domestic box offce gross, adjusted for infation, for the top 20 grossing movies of all time in the US
TitleUS Gross ($millions)
Gone With the Wind........1,649
Star Wars..............1,425
The Sound of Music.........1,144
E.T. ................1,131
Titanic...............1,095
The Ten Commandments......1,052
Jaws...............1,029
Doctor Zhivago.......... 973
The Jungle Book........... 870
Snow White............. 854
Ben-Hur............. 844
101 Dalmatians........... 824
The Exorcist............. 808
Avatar.............. 804
The Empire Strikes Back......... 771
Return of the Jedi........... 740
The Lion King........... 722
Star Wars: Phantom Menace...... 719
The Sting............... 715
Mary Poppins........... 686
a. Construct the frequency histogram for the data. Use an interval width of $200 million and make your frst interval $600 million to $800 million.
b. Use the frequency table to approximate the mean, variance and standard deviation for the data represented.