Solution Found!

Applied Statistics and Probability for Engineers | 6th Edition | ISBN: 9781118539712 | Authors: Douglas C. Montgomery, George C. Runger
Change Question

A trading company uses eight computers to trade on the New

Chapter 3, Problem 129E

(choose chapter or problem)

Get Unlimited Answers
QUESTION:

Problem 129E

A trading company uses eight computers to trade on the New York Stock Exchange (NYSE). The probability of a computer failing in a day is 0.005, and the computers fail independently. Computers are repaired in the evening, and each day is an independent trial.

(a) What is the probability that all eight computers fail in a day?

(b) What is the mean number of days until a specific computer fails?

(c) What is the mean number of days until all eight computers fail on the same day?

Questions & Answers

QUESTION:

Problem 129E

A trading company uses eight computers to trade on the New York Stock Exchange (NYSE). The probability of a computer failing in a day is 0.005, and the computers fail independently. Computers are repaired in the evening, and each day is an independent trial.

(a) What is the probability that all eight computers fail in a day?

(b) What is the mean number of days until a specific computer fails?

(c) What is the mean number of days until all eight computers fail on the same day?

ANSWER:

Solution:

Step 1 of 3:

A  trading company uses eight computers to trade on the New York Stock Exchange (NYSE).

The probability of a computer failing in a day is 0.005, and the computers fail independently.

Each day is an independent trial.

  1. We have to find the probability that all eight computers fail in a day.
  2. We have to find the mean number of days until a specific computer fails.
  3. We have to find the mean number of days until all eight computers fail on the same day.

Add to cart

Study Tools You Might Need

Chapter: 1 Problem: 1.1

Classical Mechanics 0
A particle moves in a circle (center O and radius R) with constant angular velocity \(\omega\) counter-clockwise. The circle lies in the xy plane and the particle is on the x axis at time t = 0. Show that the particle's position is given by \(\mathrm{r}(t)=\hat{\mathrm{x}} R

Chapter: 1 Problem: 38

Anatomy & Physiology 1
In which direction would an MRI scanner move to produce sequential images of the body in the frontal plane, and in which direction would an MRI scanner move to produce sequential images of the body in the sagittal plane?

Chapter: 17 Problem: 18

Anatomy & Physiology 1
Iodide ions cross from the bloodstream into follicle cells via ________. a. simple diffusion b. facilitated diffusion c. active transport d. osmosis

Chapter: 2 Problem: Problems 22

Inquiry into Physics 7
A 0.1-kg ball is attached to a string and whirled around in a circle overhead. The string breaks if the force on it exceeds 60 N. What is the maximum speed the ball can have when the radius of the circle is 1 m?

Chapter: 0 Problem: 1

Krugman's Economics for AP* 2
At right is a simplified circular-flow diagram for the economy of Micronia. a. What is the value of GDP in Micronia? b.What is the value of net exports? c. What is the value of disposable income? d.Does the total flow of money out of householdsthe sum of taxes paid and consumer spendingequal the tota

Chapter: 2 Problem: 4

Concepts of Biology 1
An isotope of sodium (Na) has a mass number of 22. How many neutrons does it have? a. 11 b. 12 c. 22 d. 44

Chapter: 15 Problem: 24

Psychology 1
Describe the DSM-5. What is it, what kind of information does it contain, and why is it important to the study and treatment of psychological disorders?

Chapter: 9 Problem: 20

Plant Systematics 3
What is the difference between a bract and a scale?

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back