tweeder4515 tweeder4515
  • 26-05-2023
  • Mathematics
contestada

Suppose that X has moment generating function MX(t) = 1/2 + 1/ 3 e^(-4t) + 1/6 e^(5t):
(a) Find the mean and variance of X by dierentiating the moment generating
function to find moments.
(b) Find the probability mass function of X . Use the probability mass function to
check your answer for part (a).

Respuesta :

Otras preguntas

a rug covers 1/4 of the floor.The area of the rug is 10ft what is the area of the floor?
How did the ocean affect people in the New England
The employees from maintenance go for coffee together every day at 9 AM. On Monday, Hector paid $5.45 for three cartons of milk, four cups of coffee and seven
Calculate the surface area of a cube with side measurement of 3.2 inches?
When converting cotangent+5 into cos/sin do you do what I did and bring the 5 with them or do you do cos/sin +5?
When converting cotangent+5 into cos/sin do you do what I did and bring the 5 with them or do you do cos/sin +5?
What is 155% as a mixed number?
Why am I so annoying? How can I change myself?
a rug covers 1/4 of the floor.The area of the rug is 10ft what is the area of the floor?
How do I prove that 0.3333.. Is equal to 1/3 using a geometric series?