Question

The table shows gasoline prices ($/gallon) and natural gas prices ($/1000 cu ft, residential) for the years 1993-2010
a. Compute the coefficient of variation for each data set. (Gasoline σ = .52; natural gas σ = 2.81)
b. As measured by the coefficient of variation, which data set shows the greater variability?


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  • CreatedJuly 16, 2015
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