THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 142

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
It has been found that 62.1% of all unsolicited third class mail delivered to households goes unread.Over the course of a month,a household receives 100 pieces of unsolicited mail.
-What is the variance of the proportion?

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Definitions:

Mystery Shoppers

Individuals employed covertly to evaluate customer service, product quality, and the overall environment of retail or service outlets.

Performance Appraisal

An evaluation of an employee's job performance against pre-established criteria.

Departmental Stores

Large retail establishments that offer a wide variety of goods and services divided into departments for efficient shopping and organization.

Forced Distribution

A performance management system where employees are ranked in groups and a certain percentage must fall into each group.