Suppose, to Select a Sample from a Population of 3000

question 26

Multiple Choice

Suppose, to select a sample from a population of 3000 persons, the following procedure is followed. The names of the people are written on identical, square pieces of thin cardboard measuring one inch on a side, and these pieces of cardboard are then tumbled in a clothes dryer (with the heat shut off) . After 30 minutes, a blindfolded person reaches in and withdraws a selected number of names. What can be said about this sample?

• A) The sample is probably biased because clothes dryers are not supposed to be used in collecting samples.
• B) The sample is probably biased because people with shorter names would be selected first.
• C) The sample is probably biased because the names on the top of the heap would be selected first.
• D) The sample is probably biased because the names toward the front of the dryer would probably be selected first.
• E) The sample is almost certainly random.

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Definitions:

Public Corporation

A company whose shares are publicly traded on a stock exchange, subject to regulatory scrutiny.

Proprietorship

A form of business organization owned by a single person who is responsible for its operations and entitled to its profits.

Barber Shop

A place of business that offers men hair cutting, grooming, and often, shaving services.

External User

Individuals or entities outside of a company who have an interest in the company's financial information, such as investors, creditors, or regulators.