When a Customer Orders a Book at Amazon

question 81

Multiple Choice

When a customer orders a book at Amazon.com, the online retailer recommends related books that have been purchased by other customers who bought that book. Amazon is using a(n) :

• A) aggregating approach.
• B) CRM database.
• C) clustering approach.
• D) disaggregating approach.
• E) generic market.

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Definitions:

Independent Variable

The variable in an experiment or study that is manipulated or changed by the researcher to observe its effects on the dependent variable.

Predicted Variable

The outcome variable whose values are forecasted or estimated in regression analysis.

Outcome Variable

The variable that is being measured or observed in a study to determine the effects of the independent variable; also known as the dependent variable.

Independent Variable

A variable that is manipulated or categorized to observe its effect on the dependent variable in experimental research.