Question: Referring to the bookstore data table of Exercise 2, a) For each variable, would you describe it as primarily categorical, or quantitative? If quantitative, what

Referring to the bookstore data table of Exercise 2,

a) For each variable, would you describe it as primarily categorical, or quantitative? If quantitative, what are the units? If categorical, is it ordinal or simply nominal?
b) Are these data a time series, or are these cross-sectional? Explain briefly.

Transaction ID Customer ID Date ISBN Number of Purchase Price Coupon? Gift? Quantity 345-23-2355 983-83-2739 102-65-2332 295-39-5884 183-38-2957 29784320912 438 11/12/2009 9/30/2009 3K729 9/30/2009 2648358900 3K729 26483589002 36429489305 3U034 36429489306 $29.95N $16.99 N 9.95 Y $35.00N $79.95 N 3U034 12/5/2009

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