Question 6 (7 marks) - TA
The queuing time
minutes to order food at the school tuck shop
is defined by the probability density function
a.
Determine the mean queuing time
b.
Determine the median queuing
time
c.
Determine the standard
deviation in minutes
d.
Determine the probability that
a student will queue for less than 8 minutes, given they have already queued
for more than 5 minutes.