Amie Jackson,a Manager at Sigma Travel Services,makes Every Effort to Ensure

question 51

Multiple Choice

Amie Jackson,a manager at Sigma travel services,makes every effort to ensure that customers attempting to make online reservations do not have to wait too long to complete the reservation process.The travel website is open for reservations 24 hours a day,and Amie regularly checks the website for the waiting time to maintain consistency in service.She uses the following independently drawn samples of wait time during two peak hours,morning 8a.m.to 10 a.m.and evening 7p.m.to 9p.m. ,for the analysis.Assume that wait times are normally distributed. Which of the following is the 95% confidence interval for the ratio of the population variances?

• A) [1.02,8.55]
• B) [1.00,8.73]
• C) [0.99,8.83]
• D) [1.19,7.34]

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Definitions:

Language Development

The method through which young children learn to comprehend and express language in their early years.

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Language individuals can produce for themselves.

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The rate at which an individual can complete mental tasks and interpret information, affecting cognitive functions.