Question: 4. X R1 is a set of random variable. The mean is E(X) and the covariance = cov(X) = E((X E(X))(X E(X))). Show that

4. X R1 is a set of random variable. The mean is

4. X R1 is a set of random variable. The mean is E(X) and the covariance = cov(X) = E((X E(X))(X E(X))). Show that is semi-positive define. That is to say, Va = R", a a 0.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

In Problems 4560, determine whether f is continuous at c. f(x) = = 3 cosx 3 x + 3x x if x 0

Q:

In Exercises identify a function that has the given characteristics. Then sketch the function. (0) = 4; '(0) = 0; f'(x) 0 for x > 0

Q:

What is your assessment of the current healthcare system in the United States using the "Ten Rules for Redesign"?

Q:

2. Suppose that X is distributed as a PoissOn random variable with mean A > 0 and that A has a prior distribution with density 0.) = I'(q)_1A7_le_)', A > 0, where 7 > 0 is a given constant. (a) Find...

Q:

2. Suppose that X is distributed as a PoissOn random variable with mean A > 0 and that A has a prior distribution with density 0.) = I'(q)_1A7_le_)', A > 0, where 7 > 0 is a given constant. (a) Find...

Q:

2. Suppose that X is distributed as a PoissOn random variable with mean A > 0 and that A has a prior distribution with density 0.) = I'(q)_1A7_le_)', A > 0, where 7 > 0 is a given constant. (a) Find...

Q:

2. Suppose that X is distributed as a PoissOn random variable with mean A > 0 and that A has a prior distribution with density 0.) = I'(q)_1A7_le_)', A > 0, where 7 > 0 is a given constant. (a) Find...

Q:

Korea Advanced Institute of Science and Technology Department of Electrical Engineering & Computer Science EE531 Statistical Learning Theory, Spring 2016 Assignment I Issued: Mar. 19, 2016 Due: Apr....

Q:

What is a function calling convention and how does it impact the design of the RISC-V instruction set architecture (ISA)? [4 marks] (d) Consider the following C function that computes the greatest...

Q:

Solve the following attachments (3-) Suppose the effort level chosen by the agent is observable by the principal. A wage contract then species an effort level (61 or cg), and an outputcontingent wage...

Q:

1" Screw (ACME Coarse Thread) 300 Square Bar, 25mm x 25mm W The scissor jack is used to lift 2000 kg load. The screw and the nut are both made of steel. = 15 (min) to 75 (max) Material: A36 steel,...

Q:

With respect to relational databases, briefly define the terms row and field.

Q:

Question 1 4 ( 1 point ) Which function has an oblique asymptote? a ) f ( x ) = x 2 - 2 x 1 x - 1 b ) f ( x ) = x - 3 x 2 - 4 x 3 c ) f ( x ) = x 3 x 2 x 2 - 3 x 7 d ) f ( x ) = 2 x 2 - x 3 x 2 1

Q:

Wale ling pt a he ooing ydrides . 1,5e and diVander Wals fo Cavalent bondi ly idi wing do l de lyd fenic bnde 4) Phenol Wer 14 ng e ng wich h ighst di CH, Aall, g fonding is pt in Naliyl id hydugin...

Q:

Numerical Value fype Questions 24 Maximum aumber of elecouns that san be gesent in aey mohocular orhisal is Number of bonding electnus i N. molecule are JA Calculane the average bond anter of -O nd...

Q:

Compare and contrast the financial statements of sole traders and limited liability companies by: (i) explaining features and examples of account items (maximum 10) that are common to both sole...

Q:

TH, has two electrons in 3) o Accodng ery, a moleule 4) o Hydrogen bondd is 2) A weak electrostatic force 4) It is not a bond 1)A weak covaient bund 3) A weak metallic force 11. Bydrogen bond may 1)...

Q:

1. Which one of the following pairs is paramagnetic ? 1) Cl,0, SO, 3) CIO,, NO, 4) SO,, N,O 2) P,O, N,O, 2. CO, NO,,BO The correct increasing order of extent of p-bonding in above molecules are II II...

Q:

Determine if the overhead allocated to the product relates to a single plantwide overhead rate method, multiple production department factory overhead rate method, or activity-based costing...

Q:

=+1. What longitudinal and experiment-based research can be conducted to get an accurate picture of the causes and effects of a sense of control?

Q:

=+Can these techniques be applied universally, or must they be especially tailored to target distinct groups with respect to age, gender, ethnicity, and the like?

Q:

=+2. How does culture shape the sources, types, and effects of personal control?