ISE 3414 - POR: Quhl 3
Dr. Bish $'ftt~ D J
This examination is open books and open notes. You will have 48 minutes. Please show
all your work. To obtain any credit you must show how you obtained. the answer
even if you used. a calculator to actually compute it.
1. 10 students have appointments at Virginia Tech Health Service on a particu
lar day. Based on past data, the probability that a student will call the Health Service to
cancel the appointment has been estimated to be 0.15. Let X be the number of students
who cancel their appointments.
(a) What distribution would the random variable X have? Write down any assumptions
you make and give the parameters of the distribution.
YN blno NlI,J1 (11 = 10 I t == 0, (I)")
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