Stratifying a Population Prior to Drawing a Sample​

question 17

Multiple Choice

Stratifying a population prior to drawing a sample​

• A) ​generally occurs when the variables used to stratify are known to be associated with the dependent variable.
• B) eliminates the need for simple random sampling.​
• C) is most useful for studying a homogeneous population.​
• D) eliminates the need for probability sampling.​

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Definitions:

Inventory

The total quantity of goods that a company has in stock, including raw materials, work-in-progress, and finished goods, used to meet customer demand.

Remanufacturing

The process of rebuilding a product to specifications of the original manufactured product using a combination of reused, repaired, and new parts.

Margins

The difference between the cost of goods sold and the selling price, indicating the profit per unit sold.

Emissions

The release of pollutants into the air, including those from industrial processes, transportation, and other sources that can harm human health and the environment.