A Stratified Random Sample Reduces Sampling Error to the Extent

question 89

Multiple Choice

A stratified random sample reduces sampling error to the extent that variation within each stratum is __________; the sampling error of a cluster sample is reduced to the extent that variation within clusters is __________compared with the variation across clusters.

• A) small; small
• B) small; large
• C) large; small
• D) large; large

---

Definitions:

Fill Orders

The process of completing a customer's purchase request by preparing and dispatching the requested products.

External Failure Cost

Expenses incurred when a product fails to meet quality standards after being delivered to the customer, including returns, repairs, and lost sales.

Quality Cost Report

Internal report that details the costs associated with preventing, detecting, and correcting defective work, categorized into prevention, appraisal, and failure costs.

Internal Failure Cost

Costs incurred to rectify defects found before the delivery of a product to the customer, including rework, scrapping, and downtime.