Problem 14.2 14.2 Identifying Course Combinations. The Institute for Statistics Education at Statistics.com offers online courses in statistics and analytics, and is seeking information that will help in packaging and sequencing courses. Consider the data in the file Course-Topics.csv, the first few rows of which are shown in Table 14.13. These data are for purchases of online statistics courses at Statistics.com. Each row represents the courses attended by a single customer. The firm wishes to assess alternative sequencing and bundling of courses. Use association rules to analyze these data, and interpret several of the resulting rules. ANS: According to the scatter plot, most of the data is concentrated in support between 0 and 0.1, and in confidence between 0 and 0.8. Thus, we have set two association rules using data fro m that range. Scatter plot for 1016 rules 7 6 5 3 5 4 E c 3 8 2 1 0 0.1 0.2 0.3 0.4 " support The first rule with minimum support of 1%, minimum threshold confidence of 40%, and a ma ximum rule length of 3 items