A Basic Principle of Probability Sampling Is That a Sample

question 9

Multiple Choice

A basic principle of probability sampling is that a sample will be representative of the population from which it is selected if all members of the population have an equal chance of being selected in the sample. Samples that have this quality are often labeled equal probability of selection method EPSEM) samples. Even carefully selected EPSEM samples are _____ of the populations from which they are drawn.

• A) not always representative of the sample
• B) not always perfectly representative
• C) not always perfectly representative.
• D) not always perfectly representative of the student population

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Definitions:

Picture Frame Store

A retail outlet specializing in selling frames for artwork, photographs, and other decorative items to be displayed.

Washburn Guitars

A renowned manufacturer known for producing high-quality guitars and string instruments, with a history dating back to the 19th century.

Mass-produced Instruments

Musical or scientific instruments manufactured in large quantities using standardized production processes.

Market Segments

Specific groups within a market, distinguished by their unique needs, preferences, or demographic profiles, which businesses target with tailored products or services.