A small business just leased a new computer and color laser printer

  1. A small business just leased a new computer and color laser printer for 3 years. The service contract for the computer offers unlimited repairs for a fee of $100 a year plus a $25 service charge for each repair needed. The company’s research indicates that during a given year 86% of these computers need no repairs, 9% need to be repaired at least once, 4% twice, and 1% 3 times, and none required more than three repairs. What is the standard deviation in the number of repairs for this kind of computer per year? Round to two decimal places.
  2. For quality control purposes, a company that manufactures copper sheets routinely takes samples from its production process. Since its product is often used for decorative purposes, one inspection check involves counting the number of imperfections or flaws on sheets that measure 36 Sq ft. Suppose the average number of imperfections per sheet of this size is 3 and the number of imperfections per sheet follows a Poisson model.   What’s the probability that a sheet of this size has no more than 2 imperfections?  Round to four decimal.
  3. It has been reported that men are more likely than women to participate in online auctions. In this same survey, 45% of respondents were men and 38% were men that had participated in online auctions. What is the probability that a respondent selected at random is female and has never participated in an online auction?  Round to two decimal places.
  4. A manufacturer claims that its drug test will detect steroid use (that is show positive for an athlete who uses steroids) 95% of the time. Further, 15% of all steroid  – free individuals also test positive. 10% of the rugby team members use steroids. Your friend on the rugby team has just tested positive. What does the correct probability tree look like?

Key:       S  uses steroids                 $  does not use steroids

                +  test positive                                  _  test negative

 

  1. Here is the five number summary for salaries of U.S. marketing managers.:

Min

Q1

Median

Q3

Max

46360

69693

77020

91750

129420

 

What’s the IQR?

 

  1. Internet service providers (ISP) need to resolve customer problems as quickly as possible. For one ISP, past data indicates that the likelihood is .80 that the customer calls regarding internet service interruptions are resolved within an hour. For the next 10 customer calls about interrupted service, what is the probability that exactly 7 will be resolved within one hour? Round to four decimal places.
  2. Suppose a sample of 60 cans of soda has a mean of 112.1 ounces and a standard deviation of 0.05 ounces. If a can of soda has 12 ounces, what is its corresponding Z-score? Round to one decimal place.
Study Locus
Calculate your paper price
Pages (550 words)
Approximate price: -

Why Work with Us

Top Quality and Well-Researched Papers

We always make sure that writers follow all your instructions precisely. You can choose your academic level: high school, college/university or professional, and we will assign a writer who has a respective degree.

Professional and Experienced Academic Writers

We have a team of professional writers with experience in academic and business writing. Many are native speakers and able to perform any task for which you need help.

Free Unlimited Revisions

If you think we missed something, send your order for a free revision. You have 10 days to submit the order for review after you have received the final document. You can do this yourself after logging into your personal account or by contacting our support.

Prompt Delivery and 100% Money-Back-Guarantee

All papers are always delivered on time. In case we need more time to master your paper, we may contact you regarding the deadline extension. In case you cannot provide us with more time, a 100% refund is guaranteed.

Original & Confidential

We use several writing tools checks to ensure that all documents you receive are free from plagiarism. Our editors carefully review all quotations in the text. We also promise maximum confidentiality in all of our services.

24/7 Customer Support

Our support agents are available 24 hours a day 7 days a week and committed to providing you with the best customer experience. Get in touch whenever you need any assistance.

Try it now!

Calculate the price of your order

Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Our Services

No need to work on your paper at night. Sleep tight, we will cover your back. We offer all kinds of writing services.

Essays

Essay Writing Service

No matter what kind of academic paper you need and how urgent you need it, you are welcome to choose your academic level and the type of your paper at an affordable price. We take care of all your paper needs and give a 24/7 customer care support system.

Admissions

Admission Essays & Business Writing Help

An admission essay is an essay or other written statement by a candidate, often a potential student enrolling in a college, university, or graduate school. You can be rest assurred that through our service we will write the best admission essay for you.

Reviews

Editing Support

Our academic writers and editors make the necessary changes to your paper so that it is polished. We also format your document by correctly quoting the sources and creating reference lists in the formats APA, Harvard, MLA, Chicago / Turabian.

Reviews

Revision Support

If you think your paper could be improved, you can request a review. In this case, your paper will be checked by the writer or assigned to an editor. You can use this option as many times as you see fit. This is free because we want you to be completely satisfied with the service offered.