GIVE TYPED WRITING SO I CAN UNDERSTAND CLEARLY.

Hi,kindly reply with whole answers correct,accurate answers and step by step working.Do not skip step.Be very clear and mention about the formula for each step.Make sure the answers are correct and accurate. Be very organised with the working and systematic.Please explain to support and make it clear.

STA MARCH 2017

QUESTION 4 a) A discrete random variable X has a probability function as given in the table below. X 1 2 3 4 5 P(X = x) 0.2 0.3 2m 0.25 0.15 i) Show that the value of m is 0.05. (3 marks) i) Calculate P(2