The random variable X, Y and Z have the following joint probability distribution: X 1 1 1 1 2 2 y 1 1 2 2 1 1 Z 1 2 1 2 1 2 f(x,y,z) 0.05 0.10 0.15 0.20 0.20 0.15 Determine the following: 1. P(X=1, Y=2) 2. P(Z<1.5) 3. P(X=1 or Z=2) 4. Conditional probability distribution of X given that Y=1 and Z = 2.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The random variable X, Y and Z have the following joint probability distribution:
X
1
1
1
1
2
2
2
2
y
1
1
2
2
1
1
2
2
Z
1
2
1
2
1
2
1
2
f(x,y,z)
0.05
0.10
0.15
0.20
0.20
0.15
0.10
0.05
Determine the following:
1. P(X=1, Y=2)
2. P(Z<1.5)
3.
4.
and Z = 2.
P(X=1 or Z=2)
Conditional probability distribution of X given that Y =1
Transcribed Image Text:The random variable X, Y and Z have the following joint probability distribution: X 1 1 1 1 2 2 2 2 y 1 1 2 2 1 1 2 2 Z 1 2 1 2 1 2 1 2 f(x,y,z) 0.05 0.10 0.15 0.20 0.20 0.15 0.10 0.05 Determine the following: 1. P(X=1, Y=2) 2. P(Z<1.5) 3. 4. and Z = 2. P(X=1 or Z=2) Conditional probability distribution of X given that Y =1
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