Brian Vanecek, VP of Operations at Portland Trust Bank, Is

question 53

Multiple Choice

Brian Vanecek, VP of Operations at Portland Trust Bank, is evaluating the service level provided to walk-in customers.Brian would like to minimize the variance of waiting time for these customers, since this would mean each customer received the same level of service.Accordingly, his staff recorded the waiting times for 15 randomly selected walk-in customers, and determined that their mean waiting time was 15 minutes and that the standard deviation was 4 minutes.Assume that waiting time is normally distributed.The 95% confidence interval for the population variance of waiting times is ________.

• A)9.46 to 34.09
• B)56.25 to 64.87
• C)11.05 to 16.03
• D)8.58 to 39.79
• E)12.50 to 42.35

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Definitions:

Crisis Intervention Clinic

A specialized facility that offers immediate support and intervention services to individuals experiencing acute mental health crises.

Transference

A phenomenon in psychotherapy where patients project feelings or attitudes from past relationships onto their therapist.

Continuing Support

Ongoing assistance and encouragement provided to individuals, often in the context of recovery from illness or addiction.

Relationship Termination

The ending of a personal connection or association between individuals, such as in romantic, familial, or professional contexts.