Question
Suppose a random variable X can take any value in the interval [−1,2] and a random variable Y can take any value in the interval [−2,3] .
a) The random variable X−Y can take any value in an interval [a,b] . Find the values of a and b :
a=
b=
b) Can the expected value of X+Y be equal to 6?
Yes or No
a) The random variable X−Y can take any value in an interval [a,b] . Find the values of a and b :
a=
b=
b) Can the expected value of X+Y be equal to 6?
Yes or No
Answers
Muhammad
a).
a = -4
b = 4
b) No
a = -4
b = 4
b) No