Question

let x:B(n,p)
y:B(m,p)
x and y are indepedent
let z=x+y
what is the distribution of z

Answer 1

B means binomial

Answer 2

is it related to probability??

Answer 3

yupp its all abt probability xD

Answer 4

x*y ?? since they are independent, shouldn't it be like that??

Answer 5

yeah
the pdf of x times pdf of y = joint dist of x nd y

Answer 6

I don't understand the terms but i think z must be something like this
z = nCp (Xs)^p (Xf)^(n-p) mCp (Ys)^q (Yf)^(m-q)

Answer 7

use convolution