Question

if P(x) ={
x/15; x = 1, 2, 3, 4, 5
o; else where

Find i. P(x=3 or 5)
ii. P(3/2<x<=7/2\x>3)
iii. P (2<x<=5)​

Answer 1

Answer:

P(X = 5) = 9. 36. , P(X = 6) = 11. 36. We can then write the probability mass function as. pX( x) = P(X = x) = 2 x − 1. 36 for x = 1 , 2 , 3 , 4 , 5 , ...