Mathematics, 01.07.2020 15:01 tcjet
The average number of newspapers for sale in an airport newsstand is 12, with a standard deviation of 4.
The average age of the pilots is 37 years, with a standard deviation of 6 years.
The average number of number of brands of toothpaste carried in a grocery stores was 16, with a standard deviation of 5.
The average number of number of length of time each grocery store was in business was 7 years, with a standard deviation of 1.6.
Which is more variable, by using the coefficient of variation for comparison purposes?
a. Newspapers
b. Pilots
c. Brands of toothpaste
d. Number of years in business
Answers: 3
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