3 Data Mining Language: R In the following association rule computer ⇒ antivirus_software [support = 20%, confidence = 70%] What does 20% support mean? 20% of customers who purchased a computer also purchased antivirus software 20% of customers who purchased antivirus software also purchased a computer 20% of customers bought both computer and antivirus software 20% of customers neither bought computer nor antivirus software
3 Data Mining Language: R In the following association rule computer ⇒ antivirus_software [support = 20%, confidence = 70%] What does 20% support mean? 20% of customers who purchased a computer also purchased antivirus software 20% of customers who purchased antivirus software also purchased a computer 20% of customers bought both computer and antivirus software 20% of customers neither bought computer nor antivirus software
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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Data Mining
Language: R
In the following association rule
computer ⇒ antivirus_software [support = 20%, confidence = 70%]
What does 20% support mean?
20% of customers who purchased a computer also purchased antivirus software |
||
20% of customers who purchased antivirus software also purchased a computer |
||
20% of customers bought both computer and antivirus software |
||
20% of customers neither bought computer nor antivirus software |
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