A grocery store manager records the purchases of soda by the brands Coke (C), Pepsi (P), and Mt. Dew (M). The type of soda is also noted (regular or diet). The following table shows the brand and type of soda for the last 33 customers. These data can also be found in the Excel file soda. xlsx.
Develop a contingency table for these data. What conclusions can be drawn about the brands and types of soda sales?
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