A Professor Sits in His Plush Office and Patiently Answers

question 97

Essay

A professor sits in his plush office and patiently answers questions from his students the afternoon before the final exam.His class is a mass lecture of 350 students,so he keeps socialization to a minimum and concentrates on providing explanations as quickly as possible.On average,he can answer 60 questions an hour and students arrive at his office every five minutes.Student arrivals are Poisson distributed,each student has only one question and answer times are exponentially distributed.
a.What fraction of his time is the professor spending answering questions?
b.What is the average number of students waiting outside his office?
c.What is the average time a student spends in line outside the professor's office?

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Definitions:

Assisted Catheterization

A medical procedure involving the insertion of a catheter by a healthcare professional to aid in the elimination of urine.

Diagnostic Reasoning

Process that enables an observer to assign meaning to and classify phenomena in clinical situations by integrating observations and critical thinking.

Nursing Diagnosis

Formal statement of an actual or potential health problem that nurses can legally and independently treat; the second step of the nursing process, during which the patient's actual and potential unhealthy responses to an illness or condition are identified.

Assessment Data

Information collected about a patient's health status to inform diagnosis and treatment planning.