The Average Time Between Phone Calls Arriving at a Call

question 74

Multiple Choice

The average time between phone calls arriving at a call center is 30 seconds.Assuming that the time between calls is exponentially distributed, find the probability that more than a minute elapses between calls.

• A)0.135
• B)0.368
• C)0.865
• D)0.607
• E)0.709

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Definitions:

Expected Rate

The anticipated return or yield on an investment or savings account, often based on historical data or statistical analysis.

Business Cycle

The fluctuating levels of economic activity that an economy experiences over a period, characterized by expansion and contraction phases.

Discouraged Workers

Individuals who are not actively seeking employment due to believing no jobs are available for them or none that match their skills.

Unemployment Rate

The unemployment rate is the percentage of the total labor force that is unemployed but actively seeking employment and willing to work.