Advertising age annually compiles a list of the 100

Advertising age annually compiles a list of the 100

Advertising age annually compiles a list of the 100 companiesAdvertising age annually compiles a list of the 100 companies that spend the most on advertising. Consumer-goods Company Procter & Gamble has often topped the list, spending billions of dollars annually (Advertising age website, March 12, 2013). Consider the data found in the file Advertising. It contains annual advertising expenditures for a sample of 20 companies in the automotive sector and 20 companies in the department store sector.a. What is the mean advertising spend for each sector?b. What is the standard deviation for each sector?c. What is the range of advertising spend for each sector?d. What is the interquartile range for each sector?e. Based on this sample and your answers to parts (a) to (d), comment on any differences in the advertising spending in the automotive companies versus the department store companies.
Advertising age annually compiles a list of the 100 companies

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