FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A house has two alarm systems which operate independently of one another. If no robber is present, then the first system will sound 20% of

A house has two alarm systems which operate independently of one another. If no robber is present, then the first system will sound 20% of the time, while the second system will sound 10% of the time. One evening, there is a 40% probability that a robber will strike this house. If both alarm systems are triggered, then what is the probability that the robber is indeed present?





Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Strategic management concepts

Strategic management concepts

Authors: Fred david

13th Edition

9780136120988, 136120997, 136120989, 978-0136120995

More Books

Students also viewed these General Management questions

Question

★★★★★
Managing Scope Changes Case Study Scope changes on a project can occur regardless of how well the project is planned or executed. Scope changes can be the result of something that was omitted during...

Answered: 1 week ago

Question

★★★★★
Question: What as the average weekly safety inventory level of refined sugar from the beginning January 2022 to the end of July 2022? A. 512,465.9691 metric tons per week B. 316,002.1474 metric tons...

Answered: 1 week ago

Question

★★★★★
If we draw 100 numbers from N(50, 20), using the empirical rule, we expect how many of these numbers to be between 30 and 70?

Answered: 1 week ago

Question

★★★★★
Solve Utt = cUTT 0

Answered: 1 week ago

Question

★★★★★
A scatter diagram includes the data points (x = 3, y = 8), (x = 5, y = 18), (x = 7, y = 30), and (x = 9, y = 32). Two regression lines are proposed: (1) = 5 + 3x, and (2) = 2 + 4x. Using the...

Answered: 1 week ago

Question

★★★★★
Determine the resultant internal loadings acting on the cross section at point E. The load D has a mass of 300 kg and is being hoisted by the motor M with constant velocity. -2 m 2 m m 0.1 m 0.1 m A...

Answered: 1 week ago

Question

★★★★★
3. Understand the implications of existing findings for improved interventions with female offenders.

Answered: 1 week ago

Question

★★★★★
On May 1, Sparta Inc. began the manufacture of a new mechanical device known as Alex. The company installed a standard cost system in accounting for manufacturing costs. The standard costs for a unit...

Answered: 1 week ago

Question

★★★★★
Land was acquired in 2018 for a future building site at a cost of $40,600. The assessed valuation for tax purposes is $28,500, a qualified appraiser placed its value at $48,000, and a recent firm...

Answered: 1 week ago

Question

★★★★★
In this exercise, simulate radioactive decay by studying the outcome of coin tosses. Procedure Each coin toss that lands heads-up will represent an atom that does not decay, whereas a coin that lands...

Answered: 1 week ago

Question

★★★★★
Outline Starbucks ethical codes and Corporate Social Responsibility (CSR) Plan. If there is not an ethical code or CSR plan what would you include in each? How would you go about auditing your...

Answered: 1 week ago

Question

★★★★★
4. A round A36 steel test specimen has a diameter of do of 22mm and a gauge length of Lo 175mm. Take Oy = 250 MPa. (20 pts) a] If a force of 70 kN elongates the length by 1mm, what is the engineering...

Answered: 1 week ago

Question

★★★★★
which of the following describe items that systems engineers should consider regarding contracting? Select three that apply. They should focus exclusively on contract pricing since past performance...

Answered: 1 week ago

Question

★★★★★
1: Conflicts can arise between shareholders and bondholders. Outline and evaluate the causes of conflict that might arise and suggest possible solutions. Question 2: Some analysts believe that...

Answered: 1 week ago

Question

★★★★★
Ms. Marcy Van Horne's salary for 2021 is $126,000. Other Information: 1. Ms. Van Horne received a performance bonus of $25,000, one-half of which was paid in 2021, with the remaining one-half not due...

Answered: 1 week ago

Question

★★★★★
1.1 Cascade Peaks Construction: Bathroom Given the information in the scenario: i. Identify the non-conforming construction method ii. Briefly explain why the drawings do not conform to NCC's...

Answered: 1 week ago

Question

★★★★★
I cannot seem to find the excel formulas needed. I know what the amount of the depreciations should be but i cannot figure out the formulas for the correct amount. At the beginning of Year 1,...

Answered: 1 week ago

Question

★★★★★
If a process has a six-sigma capability, what is the process capability index? a. 1 b. 2 c. 6 d. 12

Answered: 1 week ago

Question

★★★★★
=+ 70. The article Error Distribution in Navigation (J. Institute of Navigation, 1971: 429442) suggests that the frequency distribution of positive errors (magnitudes of errors) is well approximated...

Answered: 1 week ago

Question

★★★★★
=+69. Let x denote the vibratory stress (psi) on a wind turbine blade at a particular wind speed in a wind tunnel. The article Blade Fatigue Life Assessment with Applications to VAWTS (J. of Solar...

Answered: 1 week ago

Question

★★★★★
Return on Investment (ROI) Relations [LO1] Provide the missing data in the following table: Division Fab Consulting IT Sales . . . . . . . . . . . . . . . . . . . . . $800,000 $ ? $ ? Net operating...

Answered: 1 week ago

Previous Question Next Question