Let X be a random variable with finite mean . Define for every real number a, g(a)=
Question:
g (a)= E[(X −μ)2]+(μ−a)2.
What is another name for min g(a)?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 80% (15 reviews)
EXa 2 EX u u a 2 EX u 2 E u a 2 ...View the full answer
Answered By
Arun kumar
made more than four thousand assignments
5.00+
3+ Reviews
10+ Question Solved
Related Book For
Introduction To Mathematical Statistics And Its Applications
ISBN: 9780321693945
5th Edition
Authors: Richard J. Larsen, Morris L. Marx
Question Posted:
Students also viewed these Statistics questions
-
Let X be a random variable with mean and variance 2, and let X1, X2,., Xn be a random sample of a continuous random variable with cumulative distribution function F(x). Find E[F(X(n))] and E[F(X(1))].
-
Let X be a random variable with E(X) = μ and V (X) = σ2. Show that the function f(x) defined by
-
Let X be a random variable with range [1, 1] and let fX (x) be the density function of X. Find (X) and 2(X) if, for |x| < 1, (a) fX (x) = 1/2. (b) fX (x) = |x|. (c) fX (x) = 1 |x|. (d) fX (x) =...
-
37) Because of inability to pay its debts, the Lou Gi Manufacturing Company has been forced into bankruptcy as of April 1, 20x7. The balance sheet on the date shows: Assets Cash Accounts Receivable...
-
Suppose that P(E) = 0.36, P(F ) = 0.12, and E and F are mutually exclusive. What is P(E or F )?
-
This worksheet makes use of two tables of data. The first table, the Lukistan Balance of Payments data lists various components of the Balance of Payments as reported by government. Some of these...
-
A transistor has a constant failure rate of 0.005 per ten thousand hours. (a) What is the probability that it will perform satisfactorily for at least 75,000 hours? (b) What is the 20,000-hour...
-
On January 1, 2017, Xiamen Company made amendments to its defined benefit pension plan that resulted in 60,000 yuan of past service cost. The plan has 5,000 active employees with an average expected...
-
Assessment in the Transition Process. Objective: To explore, examine and discover the process and types of assessments supporting transition programs and services. a. click on this link to review...
-
The deflection on the manometer is h meters when the pressure in the tank is 150 kPa absolute. If the absolute pressure in the tank is doubled, what will the deflection on the manometer be?...
-
Suppose that Y is an exponential random variable with = 2 (recall Question 3.6.11). Find P[Y > E(Y) + 2 Var(Y)].
-
If Y denotes a temperature recorded in degrees Fahrenheit, then 5/9 (Y 32) is the corresponding temperature in degrees Celsius. If the standard deviation for a set of temperatures is 15.7F, what is...
-
Foremost Company owns a royalty interest in an oil well. The contract stipulates that Fore-most will receive royalty payments semiannually on January 31 and July 31. The January 31 payment will be...
-
Sarah Crawford created a corporation providing legal services, Sarah Crawford Inc., on July 1, 2027. On July 31 the balance sheet showed Cash $4,960, Accounts Receivable $3,100, Supplies $620,...
-
1. A Farm is producing groundnuts and soya bean on 100 acres of land and 16 goats on 2 hectares of land. Suppose groundnuts occupies 65 percent and soya bean 35 percent of the total crop area. Yield...
-
Come-Clean Corporation produces a variety of cleaning compounds including Grit 337 and Sparkle silver polish. Grit 337 is a coarse cleaning powder that costs $1.20 a pound to make and sells for $7.60...
-
A mass M at the end of a string is being rapidly rotated on a horizontal circle, as shown. When the string breaks, the object's speed is v , and the radius of the circular path is R , with a height h...
-
(a) The following information is given for 3 companies that are identical except for their capital structure: Orange Grape Apple Total invested capital 1,00,000 1,00,000 1,00,000 Debt/assets ratio...
-
Let p(x) be a nonzero polynomial of degree less than 1992 having no non constant factor in common with x 3 - x. Let for polynomials f (x) and g(x). Find the smallest possible degree of f (x). (x)d...
-
Read the Forecasting Supply Chain Demand Starbucks Corporation case in your text Operations and Supply Chain Management on pages 484-485, then address the four questions associated with the...
-
How many functions are there from the set {1, 2, . . . , n}, where n is a positive integer, to the set {0, 1} a) That are one-to-one? b) That assign 0 to both 1 and n? c) That assign 1 to exactly one...
-
How many partial functions (see Definition 13 of Section 2.3) are there from a set with m elements to a set with n elements, where m and n are positive integers?
-
Apalindrome is a string whose reversal is identical to the string. How many bit strings of length n are palindromes?
-
Inflation in the United States is 2% per year and in Australia, it is 3% per year. The nominal interest rate in Australia is 6%. What does the Fisher effect predict the nominal interest rate in the...
-
Johnny's Lunches is considering purchasing a new, energy-efficient grill. The grill will cost $31,000 and will be depreciated straight-line over 10 years to a salvage value of zero. The grill will...
-
John wants to "roll in" or finance the loan fee of $3,800 into the loan amount which would make the loan $90,800 and the interest rate is 6%. Assume that the lender agrees to allow the loan fees to...
Study smarter with the SolutionInn App