The Manager of a Video Library Would Like the Variance

question 98

Multiple Choice

The manager of a video library would like the variance of the waiting times of the customers not to exceed 2.30 minutes-squared. He would like to add an additional billing counter if the variance exceeds the cut-off. He checks the recent sample data. For a random sample of 24 customer waiting times, he arrives at a sample variance of 3.8 minutes-squared. The manager assumes the waiting times to be normally distributed. At α = 0.05, which of the following is the critical value ?

• A) 13.091
• B) 32.007
• C) 35.172
• D) 38.076

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Definitions:

Shared Perceptions

The common beliefs or viewpoints held by a group of people, derived from their collective experiences and communication.

Political Nature

The aspect of interactions or situations that involves power dynamics, alliances, and strategic maneuvers to influence decisions and outcomes.

Positive Relationship

A positive relationship is characterized by mutual respect, trust, understanding, and beneficial interactions between individuals or entities.

Influence Attempt

An effort made by an individual or group to change the behavior, opinions, or decisions of others through persuasion or coercion.