Question

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

  

(b) A random variable X has a probability mass function defined by

       i) Write out the probability mass function of X.                      

       ii) Find the expectation of (2X).                                              

       iii) Find the variance of X.                     

iv) Find P(2≤X≤5)

v)  Find P(X≥5)

Answer 1

Answer:

Note: The mass function wasn't given so i searched for it and got the best result for you accordingly:

NOTE: The answers are done accordingly to mass functions..

Comment: I hope my answer met all your requirements. kindly Upvote. Thank You!!