The Polson Pole and Fence Company Recently Did a Quality

question 23

Multiple Choice

The Polson Pole and Fence Company recently did a quality check on the length of fence posts. To do this, each of the 400 posts in inventory was numbered. Numbers from 1 to 400 were placed in a bowl. Twenty numbers were selected from the bowl without looking. These 20 poles were the ones selected for the study. This type of sampling is called:

• A) cluster sampling.
• B) simple random sampling.
• C) nonstatistical.
• D) convenience sampling.

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Definitions:

Coal Mine Pollution

Environmental damage caused by the mining and processing of coal, including air and water pollution.

Marginal Social Benefit

The extra benefit that society receives from consuming an additional unit of a good or service.

Production Process

The sequence of operations or steps taken to produce a good or deliver a service.

Market-Determined Quantity

Refers to the quantity of a good or service that is established through the interaction of supply and demand within a market.