A Single Ticket Taker Can Tear Tickets and Direct Movie

question 57

Multiple Choice

A single ticket taker can tear tickets and direct movie patrons to their seats at a rate of 90 per hour. Customers arrive every minute for assistance and always wait, regardless of how long the line gets. Arrivals are governed by the Poisson distribution and service is governed by the exponential distribution.
-Use the information in Scenario C.1.What is the average number of customers in line?

• A) 0.33
• B) 0.66
• C) 1.33
• D) 2.00

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Definitions:

Degrees of Freedom

The number of independent pieces of information used in the calculation of a statistic, often impacting the critical values in hypothesis testing.

Two Tailed Test

A statistical test that evaluates the possibility of a relationship in both directions, allowing for the rejection of a null hypothesis for extreme values at either end of the probability distribution.

Test-statistic

A value calculated from sample data during a hypothesis test, used to determine whether to reject the null hypothesis.

Right Tailed Test

A statistical hypothesis test where the area of interest is in the right tail of the probability distribution.