Test Hypotheses Regarding Two Population Standard Deviations
-A Local Supermarket $\alpha = 0.05$

question 48

Short Answer

Test Hypotheses Regarding Two Population Standard Deviations
-A local supermarket claims that the variance of waiting time for its customers to be served is the lowest in the area. A competitor supermarket checks the waiting time at both supermarkets. The sample statistics are listed below. Test the local bank's hypothesis. Use $\alpha = 0.05$ .


Assume the samples were randomly selected from normal populations.

---

Definitions:

Transportation Management

The planning, execution, and oversight of moving goods and services from origin to destination efficiently and effectively.

Value Chain Optimization

The process of increasing the efficiency and effectiveness of a value chain, involving activities that add value to a product or service from its conception to delivery to the consumer.

Logistics

The detailed coordination and implementation of complex operations, often referring to the movement and storage of goods from point of origin to point of consumption.

Electronic Data Interchange

A system that allows the transfer of information between organizations in a structured format, facilitating automatic processing and reducing manual errors.