Let x ~ n(0, 1) and y = ex. y is called a log-normal random variable.
(a) find the probability...
![subject](/tpl/images/cats/mat.png)
Mathematics, 07.12.2019 04:31 P05182010
Let x ~ n(0, 1) and y = ex. y is called a log-normal random variable.
(a) find the probability density function of y .
(b) find the nth moment e(yn) of y .
hint. do not compute the moment generating function of y . instead relate
the nth moment of y to an expectation of x that you know.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
How do u write a function for the reflection across the y axis
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:00
If 0° ≤ θ ≤ 90° and cosθ = 11 15 , what is the value of sin (90° - θ)? a) 11 /15 b) 15/ 11 c) 15 /4 d) 4/15
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:30
The lengths of two sides of a triangle are 9 and 15. what can be said about the length of the third side? a. it must be greater than or equal to 6 and less than 24. b. it must be greater than or equal to 6 and at most 24. c. it must be greater than 6 and less than 24. d. it must be greater than 6 and at most 24.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:40
The equations 2x-5y = -5 11x-5y = 15 9x+ 5y = 5 and 14x+ 5y = -5 are shown on the graph below. which system of equations has a solution of approximately (-0.6. 0.8)?
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 15.04.2021 20:40
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 15.04.2021 20:40
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 15.04.2021 20:40