Question

Which companies spend the most money on advertising? Business Insider maintains a list of the top-spending companies. In 2014, Procter & Gamble spent more than any other company, a whopping $5 billion. In second place was Comcast, which spent $3.08 billion (Business Insider website). The top 12 companies and the amount each spent on advertising in billions of dollars are as follows.

Answer 1

a. What is the mean amount spent on advertising?

• $2.55 billion

b. What is the median amount spent on advertising?

• $2.265 billion

c. What are the first and third quartiles?

• first quartile = $2.04 billion
• third quartile = $ 3.055 billion

Step-by-step explanation:

the question is incomplete:

Company Advertising Company Advertising

• Procter and Gamble 5.00
• American Express 2.19
• Comcast 3.08
• General Motors 2.15
• AT&T 2.91
• Toyota 2.09
• Ford 2.56
• Fiat Chrysler 1.97
• Verizon 2.44
• Walt Disney Company 1.96
• Loreal 2.34
• J.P. Morgan 1.88

a. What is the mean amount spent on advertising? (to 2 decimals)

b. What is the median amount spent on advertising? (to 3 decimals)

c. What are the first and third quartiles? First Quartiles (to 1 decimals) Third Quartiles (to 4 decimals)

total $30.57 billion

mean $2.55 billion

median is between $2.19 and $2.34 ⇒( $2.19 + $2.34) / 2 = $2.265

first quartile = ($1.88 + $1.96 + $1.97 + $2.09 + $2.15 + $2.19) / 6 = $12.24 / 6 = $2.04

third quartile = ($2.34 + $2.44 + $2.56 + $2.91 + $3.08 + $5) / 6 = $18.33 / 6 = $3.055