Q12) A coffee shop's transaction records of 200 individual sales shows that 50 customers ordered only...

 

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Q12) A coffee shop's transaction records of 200 individual sales shows that 50 customers ordered only coffee, 50 customers ordered coffee and donut, 30 customers ordered coffee and chicken wrap, 20 customers ordered only donut, 20 customers ordered only chicken wrap, and 30 customers ordered donut and chicken wrap (but not coffee). a. Derive the co-occurrence matrix based on the transactions described above. b. Calculate support, confidence, and lift values for the following two rules: 1. Customers who order coffee, most likely order donut as well. 2. Customers who order chicken wrap, most likely order coffee as well. c. Which one of the two rules rule is a strong rule? Why? Q12) A coffee shop's transaction records of 200 individual sales shows that 50 customers ordered only coffee, 50 customers ordered coffee and donut, 30 customers ordered coffee and chicken wrap, 20 customers ordered only donut, 20 customers ordered only chicken wrap, and 30 customers ordered donut and chicken wrap (but not coffee). a. Derive the co-occurrence matrix based on the transactions described above. b. Calculate support, confidence, and lift values for the following two rules: 1. Customers who order coffee, most likely order donut as well. 2. Customers who order chicken wrap, most likely order coffee as well. c. Which one of the two rules rule is a strong rule? Why?

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a Cooccurrence matrix based on the transactions described Coffee Donut Chicken Wrap Coffee 50 50 30 ... View the full answer