QUESTION 1
System Components include entities, attributes and resources.
Cite an example of these components for the gives systems
Type of System
Entities
Attributes
Resources
Bus System
Communications
Barbershop System
(UN,9)
(b) A random variable X has a probability mass function defined
by
PX=x=kx-1,
if x=2, 3k8-x,
if
x=4, 5,
6
0
otherwise
i) Write out the
probability mass function of X.
ii) Find the expectation of
(2X).
iii)...