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E20-007 · Question #167

Refer to the exhibit. You have created a density plot of purchase amounts from a retail website as shown. What should you do next?

The correct answer is C. Recreate the density plot using a log normal distribution of the purchase amount data. See the full explanation below for the reasoning.

Question

Refer to the exhibit. You have created a density plot of purchase amounts from a retail website as shown. What should you do next?

Exhibit

E20-007 question #167 exhibit

Options

  • ARecreate the plot using the barplot() function
  • BUse the rug() function to add elements to the plot
  • CRecreate the density plot using a log normal distribution of the purchase amount data
  • DReduce the sample size of the purchase amount data used to create the plot

How the community answered

(30 responses)
  • A
    7% (2)
  • B
    3% (1)
  • C
    73% (22)
  • D
    17% (5)

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Full E20-007 Practice