MAI391_-_FA_2024_-_RE_3066.webp

Kizspy | Question: 27
(Choose 1 answer)
(See picture)
A. (i)
B. (ii)
C. (iii)
D. (iv)
Let X and Y be independent random variables, each taking the values -1, 0 or 1. Let Z = X + 2Y. How many possible values does Z have?
(i) 9
(ii) 8
(iii) 7
(iv) 6