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In a survey of 100 people who had recently purchased motorcycles, data on the following variables was recorded:

Gender of purchaser
Brand of motorcycle purchased
Number of previous motorcycles owned by purchaser Telephone area code of purchaser
Weight of motorcycle as equipped at purchase

a. Which of these variables are categorical?

b. Which of these variables are discrete numerical?

c. Which type of graphical display would be an appropriate choice for summarizing the gender data, a bar chart or a dotplot?

d. Which type of graphical display would be an appropriate choice for summarizing the weight data, a bar chart or a dotplot?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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