The following table shows the heights (in inches) of individuals recorded recently for two families, the Williamses and the Thomases, in Chicago, Illinois: 
a. Construct a 95% interval estimate of the ratio of the population variances.
B) Using the computed confidence interval, test if the ratio of the population variances differs from one at the 5% significance level. Explain.
Definitions:
Globalization
The process of interaction and integration among people, companies, and governments worldwide, leading to increased interconnectedness and interdependence.
Operations Strategy
A long-term plan for the design and management of operations functions within an organization, aligning operations with overall business strategy.
Experience Differentiation
A business strategy that involves making a company's products or services stand out by providing unique and memorable customer experiences.
Competitive Advantage
The unique attributes or abilities that allow an organization to outperform its competitors.
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