Problem 2) If X is an Erlang (n, à) random variable with parameter 2 - 1/3 and expected value E[X]-15, find the following: a) What is the value of the parameter n? b) What is the PDF of X? c) What is Var[X]? Problem 3) If Y is an Erlang (n-2,-2) random variable, find the following:
Problem 2) If X is an Erlang (n, à) random variable with parameter 2 - 1/3 and expected value E[X]-15, find the following: a) What is the value of the parameter n? b) What is the PDF of X? c) What is Var[X]? Problem 3) If Y is an Erlang (n-2,-2) random variable, find the following:
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Do ##2
![X
11:43
1 of 1
Exercise#8
EENG 3421-Advanced Engineering Analysis
Exercise #8
Problem 1) If Y is an exponential random variable with Var[Y] =25, find the following:
a) What is the PDF of Y?
b) What is E[Y]?
c) What is P[Y>5]?
Problem 2) If X is an Erlang (n, λ) random variable with parameter 1/3 and expected value
E[X]-15, find the following:
a) What is the value of the parameter n?
b) What is the PDF of X?
c) What is Var[X]?
Problem 3) If Y is an Erlang (n=2, λ-2) random variable, find the following:
a) What is E[Y]?
b) What is Var[Y]?
c) Find P[0.5Y<1.5].
c) What is E[X]?
d) What is E[X³]?
e) What is Ele?
Problem 4) If X is a continuous uniform (-5, 5) random variable, find the following:
a) What is the PDF of X?
b) What is the CDF of X?
Problem 5) If X is a continuous uniform random variable with expected value E[X] = 7 and
variance Var[X]-3, then what is the PDF of X?
Problem 6) Radars detect flying objects by measuring the power reflected from them. The
reflected power of an aircraft can be modeled as a random variable Y with PDF:
5,6)=²*
0
y20
otherwise
where PO> 0 is some constant. The aircraft is correctly identified by the radar if the reflected power
of the aircraft is larger than its average value. What is the probability P[C] that an aircraft is
correctly identified?
ooo](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe36fb7f7-6381-4add-b52b-9085dfd27844%2Fc9eaaf86-ef63-4692-bc25-fc7d4b580c03%2Fzo1eukr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:X
11:43
1 of 1
Exercise#8
EENG 3421-Advanced Engineering Analysis
Exercise #8
Problem 1) If Y is an exponential random variable with Var[Y] =25, find the following:
a) What is the PDF of Y?
b) What is E[Y]?
c) What is P[Y>5]?
Problem 2) If X is an Erlang (n, λ) random variable with parameter 1/3 and expected value
E[X]-15, find the following:
a) What is the value of the parameter n?
b) What is the PDF of X?
c) What is Var[X]?
Problem 3) If Y is an Erlang (n=2, λ-2) random variable, find the following:
a) What is E[Y]?
b) What is Var[Y]?
c) Find P[0.5Y<1.5].
c) What is E[X]?
d) What is E[X³]?
e) What is Ele?
Problem 4) If X is a continuous uniform (-5, 5) random variable, find the following:
a) What is the PDF of X?
b) What is the CDF of X?
Problem 5) If X is a continuous uniform random variable with expected value E[X] = 7 and
variance Var[X]-3, then what is the PDF of X?
Problem 6) Radars detect flying objects by measuring the power reflected from them. The
reflected power of an aircraft can be modeled as a random variable Y with PDF:
5,6)=²*
0
y20
otherwise
where PO> 0 is some constant. The aircraft is correctly identified by the radar if the reflected power
of the aircraft is larger than its average value. What is the probability P[C] that an aircraft is
correctly identified?
ooo
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