The Head of a Marketing Research Department Instructs Field Interviewers

question 54

Multiple Choice

The head of a marketing research department instructs field interviewers to interview owners of DVD players in a shopping centre. They are instructed to each interview 15 Sony owners, 18 Panasonic owners, 10 Toshiba owners and 12 owners of other brands. Which type of sampling procedure does this represent?

• A) Systematic sampling
• B) Quota sampling
• C) Area sampling
• D) Stratified sampling

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Definitions:

Improvement Index

A metric used to quantify the gain or improvement in performance of a process or product after enhancements have been implemented.

Empty Cell

In the context of spreadsheets or databases, an empty cell refers to a cell that contains no data or value.

Source 1 - Destination 3

A model representing the transportation or transmission of resources, information, or goods from one source point to three distinct destination points.

Degeneracy

In optimization problems, a situation where more than one solution can be considered optimal, or where slight changes to input data lead to large changes in the solution.