How long should warranty provide follows normal distribution

Assignment Help Mathematics
Reference no: EM131131233

1. The average lifetime of certain type of vehicle tis 10 years with a standard deviation of 2 years. To spur on sales, the manufacturer wants to offer a warranty that will cover all repair or replacement costs on new coverage (in terms of time)? Assume the lifetime of a car vehicles for a period of time. If the manufacturer is willing to pay these costs for at most 3% of the cars that fail, for how long should a warranty provide follows a normal distribution.

2. In a random sample of 615 people, 72% said they would rather eat worms than take a Business Research Methods final exam. How confident can you be that between 70 and 74% of the general population feels this way?

3. You have just invented a hamster food that you think can make hamsters live longer. If you are right you can become an instant millionaire, but if you are wrong you will be sued for false advertising. A random sample of 100 hamsters fed your food had an average life of 3.7 years with a standard deviation of 0.6 years, while a random sample of 100 hamsters fed a typical diet had an average life of 3.1 years with a
standard deviation of 0.4 years. Should you promote your product?

4. A charity is trying to raise money by hosting a comedy club with a famous comedian. In order to maximize donations they want to bring in the best comedian, if there is one. By s eying 100 of their target donors, they find the following preferences:

Comedian Zach Galifianakis Maria Bamford  Patton Oswalt  Brian Posehn 
Number of Preferences 11 44 23 22

Who (if anyone specific) should be invited? Note: Your answer must employ a formal statistical analysis.

5. You are determining how to price a new type of babysitting service targeted to young single working moms. In order to do this you need to estimate this population's income. You know that the standard deviation is approximately $2175. What sample size will you need to estimate the mean to within $1000 with 95% confidence?

Reference no: EM131131233

Questions Cloud

Write a summary-response essay : You will read the attached passage, Pulp Friction,  and write a Summary-Response Essay. You may choose from either style -- block or point by point.  Also attached here is the power point we reviewed in class.  You may also refer to your text book..
Which is a nonprice barrier of entry : Which of the following is a nonprice barrier of entry? A third degree price discrimination can be applied to which of the followingmarket structures? Investing in R&D is more likely to occur in markets where?
Compare stories the country husband and rip van winkle : Compare and contrast the two stories "The Country Husband" and "Rip Van Winkle"
How do we measure technological progress : If we cannot measure every invention or new idea, how can we possibly measure the contribution to growth of technological progress?
How long should warranty provide follows normal distribution : In a random sample of 615 people, 72% said they would rather eat worms than take a Business Research Methods final exam. How confident can you be that between 70 and 74% of the general population feels this way?
What is in the gospel of john : What is in the Gospel of John that would cause a Jewish scholar to say this? If it is true, why do many people tell new converts to begin by reading John?
Create an initial post that states your career goal : Create an initial post that states your career goal and the three to five key skills or qualifications that make you a strong candidate for this career or position. Additionally, share three specific changes that you made to your resume that helpe..
Do you see any drawbacks to this proposal : They argue that this will lead to lower prices for drugs because competitors will enter the market after the five-year period. Do you see any drawbacks to this proposal?
Determine the truth value of each statement : Determine the truth value of each statement - Which statements below are true for all x ∈ R?

Reviews

Write a Review

Mathematics Questions & Answers

  Questions on ferris wheel

Prepare a Flexible Budget Gator Divers is a company that provides diving services such as underwater ship repairs to clients in the Tampa Bay area.

  Logistic map

This assignment has two question related to maths. Questions are related to bifurcation cascade and logistic map.

  Finding the probability of cards

This assignment has questions related to probabiltiy.

  Systems of ode

Find all the xed points, and study their stability and Draw the phase portrait of the system, as well as the graphs of the solutions in all relevant cases.

  Derive the boolean expression

Derive the Boolean Expression and construct the switching circuit for the truth table stated

  System of equations

Evaluate which equations are under-identified, just-identified, and over-identified.

  Linear programming problem

Linear programming problem consisting of only two constraints with one objective function.

  Find the natural domain

Find the natural domain of the given functions.

  Introduction to numerical methods

Compute the coecients of the polynomials using the term recurrence relation.

  Chart of the topological manifold

De?nition of smoothness of functions on a smooth manifold is chart independent and hence geometric.

  Mathematics in computing

Questions related on mathematics in computing.

  Complex problems

Complex problems

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd