fx(x)= Stashq otherwise 0 Find pdf of Z=X+Y fylg1= 1 тосуслу 0 10therwise
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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looked at markscheme but have no clue whats going. Can you solve this and explain how to find the limits and why z was split into between 0 and 1 and 1 and 2 in the markscheme

Transcribed Image Text:X and Y are
alative dis
fxcx1=
145
10² x <19
0
otherwise
f₂ (2) 20
f₂ (2) 70 when
S
fy(₁1= √1, oxya1\
осус1\
0 10therwise
Find pdf of Z=X+Y
f₂ (z) = " ( fx (2-y) £₁₂ (9)dy = " ( f₁ (2-y) dy
fy
fx
OLZL 2
when 02 Z-y <1
L
2
as özy21
50 for ZLO
or 772
2
fz(z) 20
wwwww
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