| http://www.w3.org/ns/prov#value | - Harrah???s determined that people tend to have a ???pain point.??? If they lose too much money in a weekend, then they don???t have fun and may not come back.This pain point depends on income and other factors, and the regression analysis allows Harrah???s to guess each customer???s pain point from personal information collected when the customer card is created.
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