Customers Are Serviced at a Rate of Three Customers Per

question 20

Multiple Choice

Customers are serviced at a rate of three customers per hour according to an exponential distribution.What is the probability that customer service will require fewer than 10 minutes?

• A)less than or equal to 0.40
• B)greater than 0.40 but less than or equal to 0.45
• C)greater than 0.45 but less than or equal to 0.50
• D)greater than 0.50

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Definitions:

Quartet

In NMR spectroscopy, a signal that is split into four peaks, indicating an atom's hydrogen atoms are coupled to three equivalent neighboring hydrogens.

Doublet

A pattern in NMR spectroscopy indicating two adjacent protons that are not equivalent, leading to two closely spaced signals.

IR

Infrared spectroscopy, a technique used for identifying organic compounds through their unique absorption of infrared light.

NMR Data

Information obtained from nuclear magnetic resonance spectroscopy that provides details about the structure of molecules based on their magnetic properties.