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In a survey of 100 people who had recently purchased motorcycles, data on the following variables was recorded. weight of motorcycle as equipped at purchase
In a survey of 100 people who had recently purchased motorcycles, data on the following variables was recorded. weight of motorcycle as equipped at purchase telephone area code of purchaser brand of motorcycle purchased number of previous motorcycles owned by purchaser sex of purchaser (a) Which of these variables are categorical? (Select all that apply.) a b c d e (b) Which of these variables are discrete numerical? (Select all that apply.) a b c d e (c) Which type of graphical display would be an appropriate choice for summarizing the sex data, a bar chart or a dotplot? bar chart dotplot (d) Which type of graphical display would be an appropriate choice for summarizing the weight data, a bar chart or a dotplot? bar chart dotplot
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