Question: Prove that this defintion of the variance E[(X /1)2] = E(X2)

Prove that this defintion of the variance E[(X /1)2] = E(X2)

image text in transcribed

Prove that this defintion of the variance E[(X /1)2] = E(X2)

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:

23. A a. Sample is a measure thath describe a population. b. Population 24. The numbers of workers in six outlets of a fast food restaurant are 12, 10, 11, 15, 12, and C . Parameter d. Statistics...

Q:

1. Discrete Random Variable Eagle Spice Company found that 75% of crab house restaurants in Maryland use their Old Chesapeake Bay Seasoning to steam blue crabs. Suppose that a random sample of five...

Q:

8.9 Let X1,...,Xn be i.i.d. N(, 1), where we know that 0. Calculate the MLE of the parameter . Show that the limiting distribution of the MLE is P( n x) 0 if x 0 ....

Q:

How would I evaluate the sum? Evaluate the sum below for x, = 7, X2 = 5, X3 = 3, and u = 5. 3 E. ( X - 1) 2 i=1 3 E ( X1 - H) 2 = i = 1 (Simplify your answer. Type an integer or a decimal. Do not...

Q:

How would I evaluate the sum? Evaluate the sum below for x, = 7, X2 = 5, X3 = 3, and u = 5. 3 E. ( X - 1) 2 i=1 3 E ( X1 - H) 2 = i = 1 (Simplify your answer. Type an integer or a decimal. Do not...

Q:

Find the general form of the partial fraction decomposition of 20 2 + 2 ac 2 ( 202 - 1) (202 + 1) O A B C Dec + E + + a +1 2 - 1 x2 + 1 O A B C D Ex + F + + ac ac + 1 a - 1 ac2 + 1 None of these O A...

Q:

MATH 107 QUIZ 5 October, 2017 NAME: _______________________________ Instructor: I have completed this assignment myself, working independently and not consulting anyone except the instructor....

Q:

MATH 107 QUIZ 5 October, 2017 NAME: _______________________________ Instructor: S. Sands I have completed this assignment myself, working independently and not consulting anyone except the...

Q:

MATH 107 QUIZ 5 October, 2017 NAME: _______________________________ Instructor: S. Sands I have completed this assignment myself, working independently and not consulting anyone except the...

Q:

Consider the following observations: a. Fit the nonlinear regression model y e x = + 1 2 to these data. Discuss how you obtained the starting values. b. Test for signifi cance of regression. c....

Q:

What discrepancies exist between the possibilities of HTML and the realities of wireless handheld devices? What are the proposed solutions? What is the role of plug-ins today and how do they...

Q:

Natalie is a student at Slippery Stone University. In need of funds to pay for tuition and books, she asks West Bank for a short-term loan. The bank agrees to make a loan if Natalie will have someone...

Q:

Find the general solution o f the given differential equation. y ( x ) = obrace ( ) x 2 y ' + x y = 5 Give the largest interval over which the general solution i s defined. ( T h i n k about the...

Q:

I/O pins that are open drain can drive low or high (but not simultaneously) O simultaneously drive low and high drive low but not high drive high but not low The 12C bus is considered a synchronous...

Q:

Evaluate the following determinant by using row-operations. Carefully label all steps. -1 4 -2 -6 -10 -4 A = -3 -2 -4 -8 2 1 9. 6

Q:

An arrangement under which reimbursements for expenses incurred by employees are NOT included in an employee's gross income or reported on the employee's Form W-2?

Q:

Three particles are placed at the corners of the equilateral triangle with the side a=1 cm. Top particle has a positive charge of 3 C and two bottom particles have a negative charge of-3C. What are...

Q:

A used car dealer says that the mean price of a three-year-old sports utility vehicle is $23,000. You suspect this claim is incorrect and find that a random sample of 22similar vehicles has a mean...

Q:

Tori and some other childeen experimented with balls to see which ones rolled. First using a piece of cardboard to use as a ramp, they angled it on a block to the floor to test the balls. Then Tori...

Q:

To what extent do formal process of discipline and grievance exacerbate rather than solve problems of discrimination?

Q:

Is the high pay of top ranking professional footballers more morally acceptable than that of CEOs and bankers? If so, why?

Q:

Was David Shaylers whistleblowing justified?