Question

If X and Y are random variable such that X =2+3Y, and E(Y) =5 then E(X)​

Answer 1

Answer:

Given:

E(Y) =5

X=2+3Y

To find, value of x

Put value of E(Y) in equation

X=2+3*5

X=30

So, we get value of E(X)=30

Answer 2

Answer:

300 should be the right answer