If the Variance of a Data Set Is Correctly Computed

question 119

Multiple Choice

If the variance of a data set is correctly computed with the formula using n - 1 in the denominator, which of the following is true?

• A)the data set is a sample
• B)the data set is a population
• C)the data set could be either a sample or a population
• D)the data set is from a census

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Definitions:

Service Productivity

The measure of output generated by a service sector entity relative to the input of resources like labor and capital.

Mass Customization

Mass customization is a manufacturing and marketing technique that combines the flexibility and personalization of custom-made products with the low unit costs associated with mass production.

Self-Service

A business model or service design that allows customers to perform services for themselves without direct assistance from employees.

Mass Service

A type of service operation characterized by serving a large number of customers with standardized services, often with little to no customization.