A Cable Television Company Has Randomly Selected a Sample of 637

question 29

Multiple Choice

A cable television company has randomly selected a sample of 637 Basic package customers for a marketing test to see which customers are more likely to upgrade to the Premium package. They monitored several predictor variables based on customer activity during the most recently billed month. Then they included a special upgrade offer for the Premium package along with their bill. The response variable Upgrade equals Yes if a customer accepted the offer to upgrade to the Premium package and equals No otherwise. Below is the confusion matrix from the k-nearest neighbors classification analysis. How many customers in the sample were incorrectly classified as upgraders by the k-nearest neighbors approach?

• A) 3
• B) 25
• C) 27
• D) 52
• E) 159

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Definitions:

Inherited

Passed down genetically from parents to their offspring, referring to traits, conditions, or predispositions.

Nipple

A small projection from the breast or mammary glands through which milk is delivered to an infant.

Cheek

The fleshy part of the face below the eye and between the nose and ear, used for expressing emotions and tasting food.

Product Departmentation

An organizational structure method where a business is divided into smaller groups based on its products or product lines.