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a. What is the mean advertising spent for each sector? b. what is the standard deviation for each sector? c. What is the range of

a. What is the mean advertising spent for each sector?

b. what is the standard deviation for each sector?

c. What is the range of advertisinf spent for each sector?

d. what is the interquartile range for each sector?



begin{tabular}{|c|r|r|} hline 1 & Automotive & Department Store hline 2 & 596 & 450 hline 3 & 1507 & 468 hline 

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Automotive 596 1507 1562 1633 1706 1724 1770 1796 1815 2004 2016 2032 2050 2167 2206 2239 2372 2523 2535 2893 Department Store 450 468 478 561 583 591 598 621 635 674 704 722 744 755 777 822 843 856 941 1006

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