show all your working
1.suppose random variable Y=X1+X2 is made of X.
a) show P(Y=4) = 0.1
b) complete probability distribution table for Y
y | 2 | 3 | 4 | 5 | 6 | 8 |
P(Y=y) | 0.01 | 0.04 |0.10 | | 0.25 | |
c) find P(1.5<Y<3.5)
Comments
Leave a comment