Find the expected value of the random variable. Let X have density Fx(x) = 1/3e-x/3 For 0

Question:

Find the expected value of the random variable.
Let X have density
Fx(x) = 1/3e-x/3
For 0 < x,
and fx(x) = 0 otherwise.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Introduction to Probability

ISBN: 978-0716771098

1st edition

Authors: Mark Daniel Ward, Ellen Gundlach

See More Books

Question Posted: Mar 14, 2016 06:40 AM

See More Questions

Find the expected value of the random variable g(X) = X2, where X has the probability distribution of Exercise 4.2.
Find the expected value of the random variable. Also find the variance of the random variable and its standard deviation. XP(x) 0 ....0.3 1 ....0.2 2 ....0.2 3 ....0.1 4 ....0.1 5 ....0.1
Find the expected value of the random variable. A student models the number of revolutions X on a pencil sharpener that are needed to fully sharpen his pencil, by using density And fx(x) = 0...
Determine the magnitude of the projection of the moment cause by the force about the a a axis. OKAY, SO I DONT UNDERSTAND HOW TO GET "R" BECAUSE THE FORCE IS MEASURED ON AN AXIS AND NOT A POINT OR...
How might the absence of an organizations strategic plan for the information system affect the conduct of a preliminary survey? Hint: Discuss the potential difficulties of making preliminary survey...
On December 31, 2024, Demetrius and Garnett agree to combine their sole proprietorships into a partnership. Their balance sheets on December 31 are shown as follows: Requirements 1. Journalize the...
Is the initiator of a use case the same as the primary actor? Explain.
You are engaged by the owner of a small firm to recommend a one-year compensation contract for the firm's top manager. She is concerned about cash flow and feels that in previous years the manager...
Interpret the final result and Draw conclusions and recommendations for the following information using the below linear regression analysis information: a =2238.383423, b = -215.6952394, c =...
Oates, a partner in the one-office firm of Bole & Bole, CPAs, has been asked by Ingrid, a business associate, to be treasurer of her campaign organization. Another person is treasurer of the...
Let X and Y have joint density fX,Y(x,y) = 3/80 (x2 + y), for 0 x 2 and 0 y 4, and fX,Y(x,y) = 0 otherwise. Find E(X).
Find the expected value of the random variable. Bruno goes fishing every day in the summer for 5 hours a day. Let X be the amount of time (in hours) that goes by until he notices that he catches his...
Match each equation in Column I with the description of the parabola that is its graph in Column II. y = -(x + 4) 2 + 2 A. Vertex (-2, 4), opens up B. Vertex (-2, 4), opens down C. Vertex (-4, 2),...
Niece Equipment Rentals of Del Valle, Texas, has recently been approached about the prospect of purchasing a large construction crane. The crane rents for $ 5 4 0 an hour but operator, fuel,...
Evaluating if most suitable leadership approaches have been used and if they were used correctly and sufficiently for seven eleven 7/11. Instruction: please provide thorough explanation that is...
could you please provide a detailed explanation of the following theories as they apply to an exploratory case study on employee productivity Charismatic Leadership and Employee Productivity...
Pick any two leadership styles that interests you out of the following leadership styles: Autocratic Leadership Bureaucratic Leadership Democratic Leadership Laissez-faire Leadership ...
Ivanhoe Construction Company uses the percentage-of-completion method of accounting. In 2025, Ivanhoe began work under contract #E2-D2, which provided for a contract price of $2,237,000. Other...
EnviroFriend Structures, Inc., builds environmentally sensitive structures. The companys 2021 revenues totaled $2,780 million. At December 31, 2021 and 2020, the company had, respectively, $656...
When is the indirect pattern appropriate, and what are the benefits of using it?
Although teen magazines Teen People, Hachette Filipacche, and Elle Girl folded in 2006, 70% of people in a phone-in poll said teens are still a viable market for print, but they do not want titles...
A manufacturer of videotapes ships them in lots of 1200 tapes per lot. Before shipment, 20 tapes are randomly selected from each lot and tested. If none is defective, the lot is shipped. If one or...
Many employers provide workers with sick/personal days as well as vacation days. Among workers who have taken a sick day when they were not sick, 49% say that they needed a break! Suppose that a...
A thin walled loop with a mass of 1.50 kg and with a radius of 10.0 cm rolls down a ramp with a height h=30.0 cm. If the loop starts from rest at the top of the ramp, what will its speed be when it...
Suppose there is a uniformly charged, infinitely tall metal surface. The surface charge density is -4.0 x 10^-10 C/m2. An electron is 1.5 meters away from the wall and is launched directly at it with...
1. A basketball rolls down a ramp from rest with an acceleration of 2.5 m/s due to grav- up the ramp with an initial velocity of ity. At the same time, a tennis ball starts to roll 3.7 m/s and the...

Find the expected value of the random variable. Let X have density Fx(x) = 1/3e-x/3 For 0

Question:

Step by Step Answer:

Let u x dv 1 3...View the full answer

Introduction to Probability

Students also viewed these Statistics questions